Company Profile
| Company Name | A&D Manufacturing Company, Limited |
|---|---|
| Established | 1955/9/30 |
| Capitalization | 81.8 million yen |
| Shareholder | A&D Company, Limited 100%. |
| President | Satoshi Nakano |
| No. of Employees | 262 (as of March 31, 2025) |
| Location | Headquarters/Tsukuba Factory 4210-15, Takasai, Shimotsuma-shi, Ibaraki 304-0031, Japan TEL: +81-296-43-7035 FAX: +81-296-43-6007 Hidaka Factory 7-5 Harajuku, Hidaka-shi, Saitama 350-1205, Japan TEL: +81-42-985-4668 FAX: +81-42-985-4519 Fukaya Factory 161 Hanzawa Shinden, Fukaya-shi, Saitama 369-0221, Japan TEL: +81-48-585-6221 FAX: +81-48-585-6232 Nishitama Factory 3-4-17 Nagaoka, Mizuho-cho, Nishitama-gun, Tokyo 190-1232, Japan TEL: +81-42-513-9201 FAX: +81-42-513-9204 Administration Division 1-243 Asahi, Kitamoto-shi, Saitama-ken 364-8585 Japan TEL: +81-48-593-3394 TEL: +81-48-593-3395 |
| Business | Electronic measuring instruments, industrial weighing scales, electronic balances, medical electronic equipment, testing machines and other manufactured applied electronic equipment |
| Quality Assurance | Quality Management System, ISO9001 Certified as a multisite by A&D Corporation Quality Management System for Medical Devices, ISO13485 Registration System for Calibration Service Providers under the Measurement Law. JCSS Certificate No. 0099 International MRA Compliance. Designated Manufacturing Business Operator of Class 1 Mass Meters. Designation No. 020801 Designated Manufacturing Business Operator of Class 1 Mass Meters. Designation No. 021101 |
Company History
History of Former Litra Corporation
History of Former Orientec Corporation
History of SUM Electro Mechanics
| 1955/10 | Kensei Kogyo Co., Ltd. was established. | Reference manual balance series, 30 kg/5 kg/200 g | With our unique front gripping auto-lock |
|---|---|---|---|
| 1956 | Received Kanagawa Prefecture Governor's Award (direct dial reading type). | Chain-balanced automatic top-loading balance Projected rapid chemical balance Direct reading balance gritter |
Unit 1 exported to Burma; air damper, magnified projection scale type, micro mass tilt angle reading system. |
| 1957 | Direct reading balance model no. 2 | Sales agreement signed with Tokyo Koki Co. Ltd (Pointer). | |
| 1958 | Direct reading balance model no. 3 | Equipped with Japan's first taring device. | |
| 1959 | RM type direct reading balance | With 1/100 reading vernier, remote control type | |
| 1960 | Direct reading balance model 4 | Constant sensitivity method, parallel part assembly type. Became production model. | |
| 1962 | Formed an industrial cooperative complying with the government policy of the Law for the Promotion of Small and Medium Enterprises and worked as executive director to realize Hakari Industrial Park. | ||
| 1963 | Japan signed a contract to export large quantities of corner direct reading balances to U.S. high schools for use in student experiments. Demonstrated product excellence. | Direct reading balance model V-410 | With guidance from Professors Masuo and Maeda of the Osaka Institute of Technology. |
| Top-loading direct reading balance TOP-200 | Eccentric cylindrical blades are used, 1/20,000 accuracy. | ||
| Direct reading balances no. 7, no. 8 | Mass production system using die-cast cases. | ||
| 1966 | Signed import and sales contract with Sauder, West Germany. | ||
| 1967 | Launched an electronic high-speed automatic weighing and recording device (labeling scale), pioneering the industry's shift to electronic weighing. (2 U.S. and Japan patents) | Electronic high-speed automatic weighing and recording device (labeling scale) | Osaka Institute of Technology method, industry's first pulse counter |
| 1968 | Top-loading direct reading balance TOP-1200L | Eccentric cylindrical blade realizes high accuracy. | |
| 1969 | New industrial park in Tsukuba Science City, Shimotsuma, Ibaraki Prefecture was completed. | Automatic top-loading balance TOP-E | Moved into the industrial park and developed a new product - a conveyor mass production system. |
| 1971 | Entered the commercial electronic weighing sector. | Photoelectric price computing scale EW | Spring-loaded type. Approval of type obtained. Utilized conveyor mass production system. |
| 1972 | Introduced technology from Bizerba of West Germany and successfully developed a pendulum type electronic price computing scale with the highest performance in Japan. | Photoelectric pendulum price computing scale (Bizerba) | Researched OME production/mass production technology. |
| 1973 | Entered the field of industrial pollution control and successfully developed an automatic monitoring system for suspended solids in water. Delivered to Nippon Steel Corporation and other major paper companies. | ||
| 1977 | Direct reading balance model KY-II | Limit technology for precision mechanical balances. 1/100 mg with preliminary measurement. | |
| 1978 | The industry's first calculator scale dedicated to pharmaceuticals with a built-in microcomputer is presented at the All Japan Pharmaceutical Equipment Exhibition held at Okayama University. This led to the development of new markets for hospitals and pharmacies. Recognized by Ibaraki Prefecture for excelence in product creation. In addition, a tablet weighing system, which received a subsidy for new product development from the Tokyo International Trade Office, was completed. |
Direct reading balance model KY-III | High performance balance, for Yamato Scientific Co., Ltd. Elastic fulcrum is adopted. |
| Calculator scale for dispensing inspection EG-200C | Elastic fulcrum is adopted. Received attention for its pharmaceutical use. | ||
| 1979 | Pioneered a new field of weighing instruments. Delivered shipboard scales to the Fisheries Agency and installed them on ocean development research vessels to help in the 200 nautical mile problem. | Calculator scale for dispensing EG-210W | Elastic fulcrum is adopted. This will be a much-watched product. |
| Analytical electronic balance model EU-198A | Electromagnetic balance with lower pan. It will be an original new product. | ||
| Shipboard scales | With guidance from Professors Masuo and Maeda of the Osaka Institute of Technology. | ||
| 1980 | Line-up of a wide range of electronic balances from 0.1 mg to 100 kg for research analysis and general industrial use for the Japan Science Meeting held at Kinki University. Launched a revolutionary product line of microcomputer-integrated devices. | ||
| 1982 | Collaborated on mechatronics systems with A&D Co., Ltd., a manufacturer of electronic measuring instruments. | Electronic balances EX, EY, EZ Series | Specialized in extreme and complex technologies. |
| 1984 | Electronic balance EW, ER-180, ET | Low-cost personal type, high precision analysis type, and dispensing type are released. | |
| 1985 | Electronic balance technology is licensed to China. | Electronic balances ER-182A, EP series | Line-up from 0.01 mg semi-micro model up to 60 kg heavyweight. |
| 1986 | Licensed electronic balance technology to Pompay Company, India. | Electronic balances FX and FY Series | Multi-mode, multi-function equipped. |
| 1987 | Electronic balances FA and FB Series | The Pharmaceutical Affairs Law is revised. Becomes a big hit. | |
| 1988 | Phase 1 of construction of Tsukuba Plant (1,360 ㎡) is completed. | Began production of analytical electronic balance FR series. | |
| 1990 | Began production of ME equipment. | Began production of the blood pressure monitoring system TM2700 series. | |
| 1991 | Phase 2 of construction of Tsukuba Plant (2,927 ㎡) is completed. | Started production of analytical electronic balance HA series and general-purpose electronic balance HX series with built-in weights. | |
| 1994 | Started production of heavyweight electronic balance HP series, general purpose electronic balance HF series, compact electronic balance EK-G/EW-G series, and fully automatic blood pressure meter TM2654. | ||
| 1995 | Obtained ISO9002 certification (Certificate no. JQA=0786). Obtained designated manufacturing business operator (Certificate no. 020801). |
Started production of electronic balance for high precision analysis HR/HM series. | |
| 1997 | Integrated into ISO 9001 as part of A&D's quality system multi-site conversion (Certificate no. JQA-1021). | Started production of the blood pressure monitoring device 2540R series. | |
| 1998 | New warehouse (Building no. 5) completed. Certified as an "outstanding tax filing corporation" (Shimodate Tax Office). |
Started production of the high precision analytical electronic balance GR series and the 24-hour portable automated blood pressure monitor TM2430 series. | |
| 2002 | ISO 9001:2000 version, certified | ||
| 2004 | Received "outstanding tax filing corporation" (Shimodate Tax Office) certification a second time. | ||
| 2005 | A&D Co., Ltd. acquires 100% of company shares. | ||
| 2006 | ISO 13485:2003, certified | ||
| 2023/1 | Kensei Kogyo Co., Ltd. merges with A&D's manufacturing subsidiaries, Litra Corporation and Orientec Corporation. Company name was changed to A&D Manufacturing Company, Limited. |
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| 2024/1 | Merged with SUM Electro Mechanics Co., Ltd., a consolidated subsidiary of A&D Company, Ltd. |
Companies which merged
