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For the Inventor, By the Inventor

Tokyo, Japan

Iwaya Corporation


USPTO Granted Patents = 16

Trademarks = 1

Forward Citations = 208

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19 inventors (with patents filed for the assignee):

goldMedal Hiroshi Saigo (4 out of 5 patents)

silverMedal Hajime Takahashi (2 out of 10 patents)

bronzeMedal Noriyuki Koguchi (2 out of 2 patents)

4.  Jiro Yamaguchi (2 out of 2 patents)

5.  Shingo Oishi (2 out of 2 patents)

6.  Takashi Suzuki (2 out of 196 patents)

7.  Yoko Hashimoto (2 out of 2 patents)

8.  Hiroshi Kaneko (1 out of 30 patents)

9.  Shinji Oikawa (1 out of 8 patents)

10.  Toshihiro Kikuchi (1 out of 4 patents)

11.  Eiichi Maeda (1 out of 11 patents)

12.  Takashi Furuya (1 out of 6 patents)

13.  Kazuo Nagamori (1 out of 1 patent)

14.  Satoru Ebihara (1 out of 1 patent)

15.  Shohta Nishizawa (1 out of 1 patent)


16 patents:

1. 12459653 - Apparatus and system for regulating cabin pressure of flight craft, and flight craft equipped to regulate cabin pressure (2025-11-04),
2. D317487 - Stuffed toy cat figure (1991-06-11),
3. D309761 - Animal toy (1990-08-07),
4. D309688 - Cushion (1990-08-07),
5. 4913676 - Moving animal toy (1990-04-03),
6. 4836820 - Moving animal toy (1989-06-06),
7. 4836819 - Skateboarding toy (1989-06-06),
8. 4820232 - Voice making device for moving animal toy and moving animal toy using (1989-04-11),
9. 4813908 - Motion toy having action-changing structure (1989-03-21),
10. 4810226 - Calling device of motion toy and motion toy using said calling device (1989-03-07),
11. 4795395 - Animal motion toy having an automatic action switching drive mechanism (1989-01-03),
12. 4699603 - Toy having independent power feeder (1987-10-13),
13. 4636177 - Playing animal toy (1987-01-13),
14. 4582499 - Motion toy (1986-04-15),
15. 4571208 - Toy with swing (1986-02-18),
Company Overview
Iwaya Corporation, based in Tokyo, specializes in the development and manufacturing of advanced electronic devices and systems. The company focuses on innovative solutions in the fields of telecommunications and information technology, contributing to the evolution of smart devices and connectivity. With a commitment to research and development, Iwaya aims to enhance user experiences through cutting-edge technology, positioning itself as a key player in the rapidly advancing tech landscape of Japan and beyond.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

16 Patents

#1,500 in Tokyo

#3,343 in Japan

#37,868 in the World

Tokyo, JP
Tokyo, Japan

Iwaya Corporation

Forward Citations = 208

19 inventors:

goldMedal Hiroshi Saigo (4 out of 5 patents)

silverMedal Hajime Takahashi (2 out of 10 patents)

bronzeMedal Noriyuki Koguchi (2 out of 2 patents)

4.  Jiro Yamaguchi (2 out of 2 patents)

5.  Shingo Oishi (2 out of 2 patents)

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

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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