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Aichi Machine Industry Co., Ltd.

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USPTO Granted Patents = 60

% Expired Patents = 30.0

EPO Patents = 43

Forward Citations = 282

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118 inventors (with patents filed for the assignee):

Masatoshi Hada (11 out of 23 patents)

Munehiro Sagata (6 out of 7 patents)

Norio Ito (4 out of 6 patents)

4. Yasuki Ohta (4 out of 4 patents)

5. Masahiko Yamada (4 out of 14 patents)

6. Takayoshi Ichihara (3 out of 7 patents)

7. Koji Nishiyama (3 out of 3 patents)

8. Kenji Yageta (3 out of 5 patents)

9. Hirofumi Okahara (3 out of 26 patents)

10. Kiyofumi Tanaka (3 out of 5 patents)

11. Makoto Yasuda (2 out of 43 patents)

12. Takao Mori (2 out of 27 patents)

13. Hitoshi Oya (2 out of 2 patents)

14. Makoto Imaida (2 out of 6 patents)

15. Naonori Kinoshita (2 out of 2 patents)

Core Competencies:

Gear Pair

Transmission

Fuel Pump

Clutch Device

Cylinder Block

Cooling System

Oil Pan

Shift Control

Vapor-Liquid Separator

Camshaft

Vehicle Air Conditioning

Continuously Variable Transmission

60 patents: Sort by Forward Citations

1. 10578200 - Gear pair (2020-03-03),

2. 10533651 - Gap adjustment member, method to assemble gap adjustment member, and transmission (2020-01-14),

3. 10066730 - Gearbox and method for assembling same (2018-09-04),

4. 9869234 - Structure for retaining temperature sensing device and internal combustion engine provided with same (2018-01-16),

5. 9777799 - Transmission and electric vehicle comprising same (2017-10-03),

6. 9492864 - Mold apparatus for casting cylinder block (2016-11-15),

7. 9068606 - Clutch switching device and twin-clutch type transmission comprising clutch switching device (2015-06-30),

8. 9027526 - Three-cylinder engine (2015-05-12),

9. 8931782 - Seal structure (2015-01-13),

10. 8887694 - Fuel pump driving structure and internal combustion engine (2014-11-18),

11. 8776631 - Transmission shift fork (2014-07-15),

12. 8336529 - Vapor-liquid separating structure (2012-12-25),

13. 8225770 - Fuel injector assembly, cylinder head side member, and fuel injector installation method (2012-07-24),

14. 8220421 - Cooling system for internal combustion engine (2012-07-17),

15. 8079445 - Transmission (2011-12-20),

Company Overview

Aichi Machine Industry Co., Ltd., based in Nagoya, Japan, specializes in the development and manufacturing of components for internal combustion engines. The company focuses on critical technologies such as gear pairs, transmissions, fuel pumps, and clutch devices, contributing to the efficiency and performance of automotive systems. Aichi's expertise extends to the design of cylinder blocks, cooling systems, and oil pans, as well as advanced shift control mechanisms, positioning it as a key player in the automotive engineering sector.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

60 Patents

#25 in Nagoya

#1,534 in Japan

#12,098 in the World

Aichi Machine Industry Co., Ltd.

Forward Citations = 282

118 inventors:

Masatoshi Hada (11 out of 23 patents)

Munehiro Sagata (6 out of 7 patents)

Norio Ito (4 out of 6 patents)

4. Yasuki Ohta (4 out of 4 patents)

5. Masahiko Yamada (4 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aichi Machine Industry Co., Ltd.. Retrieved from https://idiyas.com/company/aichi-machine-industry-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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