logo

For the Inventor, By the Inventor

JP

Yamada Corporation

Calculating rank
USPTO Granted Patents = 17


Forward Citations = 99

Loading Chart...
Loading Chart...

12 inventors (with patents filed for the assignee):

goldMedal Kotaro Yamada (8 out of 10 patents)

silverMedal Satoru Suwabe (5 out of 6 patents)

bronzeMedal Shigeru Murata (3 out of 11 patents)

4.  Nobuyuki Araki (2 out of 12 patents)

5.  Daisuke Iwai (1 out of 6 patents)

6.  Minoru Murata (1 out of 7 patents)

7.  Kazumasa Yamada (1 out of 9 patents)

8.  Kikuo Ito (1 out of 1 patent)

9.  Gerard Heikens (1 out of 1 patent)

10.  Itsushi Nagamoto (1 out of 22 patents)

11.  Tetsuya Tsunoda (1 out of 1 patent)

12.  Toyoo Yamada (1 out of 1 patent)

13.  Yamada Kotaro (0 patent)

14.  Suwabe Satoru (0 patent)


17 patents:

1. D1055109 - Diaphragm pump (2024-12-24),
2. 11608821 - Ball non-return valve and diaphragm pump (2023-03-21),
3. 11448204 - Diaphragm pump with valve switching device (2022-09-20),
4. D952692 - Diaphragm pump (2022-05-24),
5. D861043 - Diaphragm pump (2019-09-24),
6. D781924 - Diaphragm pump (2017-03-21),
7. D781923 - Diaphragm pump (2017-03-21),
8. D781922 - Diaphragm pump (2017-03-21),
9. 8469680 - Valve body for pumps (2013-06-25),
10. 7497670 - Dual diaphragm transfer pump (2009-03-03),
11. 6742997 - Diaphragm-type pumping apparatus (2004-06-01),
12. 6644940 - Restarting device for a fluid operated double diaphragm piston pump (2003-11-11),
13. 6422430 - Pressure pump for high viscosity fluid (2002-07-23),
14. 6129521 - Safety valve apparatus for air pressure operable diaphragm pump (2000-10-10),
15. 6102274 - Method for manufacturing golf club heads (2000-08-15),
Company Overview
Yamada Corporation is a prominent Japanese company specializing in the development and manufacturing of advanced electronic components and systems. The organization focuses on a diverse range of technologies, including automation solutions, precision machinery, and electronic devices, catering to various industries such as automotive, telecommunications, and consumer electronics. With a commitment to innovation, Yamada Corporation plays a significant role in enhancing technological capabilities and driving progress within its sectors.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

17 Patents

#55 in

#3,231 in Japan

#35,974 in the World

JP
JP

Yamada Corporation

Forward Citations = 99

12 inventors:

goldMedal Kotaro Yamada (8 out of 10 patents)

silverMedal Satoru Suwabe (5 out of 6 patents)

bronzeMedal Shigeru Murata (3 out of 11 patents)

4.  Nobuyuki Araki (2 out of 12 patents)

5.  Daisuke Iwai (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Yamada Corporation. Retrieved from https://idiyas.com/company/yamada

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]
Loading…