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For the Inventor, By the Inventor

Saitama, Japan

Honda Foundry Co., Ltd.

Calculating rank
USPTO Granted Patents = 7

% Expired Patents = 28.6

Trademarks = 3

Forward Citations = 8

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24 inventors (with patents filed for the assignee):

goldMedal Shintaro Araki (1 out of 1 patent)

silverMedal Makoto Sawai (1 out of 1 patent)

bronzeMedal Keisuke Ishii (1 out of 1 patent)

4.  Kazuyuki Fushimi (1 out of 1 patent)

5.  Yoshitaka Watanabe (1 out of 1 patent)

6.  Kazuki Sato (1 out of 1 patent)

7.  Mitsuhiro Yoneda (1 out of 1 patent)

8.  Tomoyuki Hirao (1 out of 1 patent)

9.  Masashi Mizuguchi (1 out of 1 patent)

10.  Yasuo Urata (1 out of 1 patent)

11.  Masaaki Nakamura (1 out of 13 patents)

12.  Kenzo Tokumasu (1 out of 1 patent)

13.  Katsuo Taki (1 out of 1 patent)

14.  Tatsuo Akino (1 out of 1 patent)

15.  Ryotatsu Ootsuka (1 out of 3 patents)


7 patents:

1. 12397855 - Steering knuckle casting and steering knuckle (2025-08-26),
2. 11813670 - Casting method, and casting device (2023-11-14),
3. 11772150 - Method for manufacturing cast product using breathable salt core (2023-10-03),
4. 11318529 - Casting device (2022-05-03),
5. 10914380 - Piston and piston ring for internal combustion engine (2021-02-09),
6. 9662707 - Piston casting method and piston casting device (2017-05-30),
7. 4989841 - Metal continuously melting and retaining furnace (1991-02-05),
Company Overview
Honda Foundry Co., Ltd. is a subsidiary of Honda Motor Co., Ltd. specializing in aluminum casting for automotive components. With state-of-the-art facilities and a team of skilled engineers, the company manufactures high-quality engine parts, transmission components, and other critical components for Honda vehicles. Committed to innovation and excellence, Honda Foundry Co., Ltd. plays a key role in ensuring the reliability and performance of Honda vehicles.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

7 Patents

#94 in Saitama 343-0827

#5,462 in Japan

Saitama, JP
Saitama, Japan

Honda Foundry Co., Ltd.

Forward Citations = 8

24 inventors:

goldMedal Shintaro Araki (1 out of 1 patent)

silverMedal Makoto Sawai (1 out of 1 patent)

bronzeMedal Keisuke Ishii (1 out of 1 patent)

4.  Kazuyuki Fushimi (1 out of 1 patent)

5.  Yoshitaka Watanabe (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Honda Foundry Co., Ltd.. Retrieved from https://idiyas.com/company/honda-foundry-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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