Growing community of inventors

Toyota, Japan

Kenichi Hirai

Average Co-Inventor Count = 2.92

ph-index = 15

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 577

Kenichi HiraiKoichi Suga (13 patents)Kenichi HiraiKen Billes (13 patents)Kenichi HiraiJun Takahashi (11 patents)Kenichi HiraiYo Hiruta (7 patents)Kenichi HiraiGen Ikeda (5 patents)Kenichi HiraiTomonori Matsumoto (4 patents)Kenichi HiraiAlexander Wen Shen (4 patents)Kenichi HiraiMasaaki Yagi (3 patents)Kenichi HiraiKeisuke Sakamoto (3 patents)Kenichi HiraiTokuharu Mino (3 patents)Kenichi HiraiKatsuhiro Suzuki (2 patents)Kenichi HiraiTatsuya Takei (2 patents)Kenichi HiraiPansoo Kwon (2 patents)Kenichi HiraiHirokazu Ikuma (2 patents)Kenichi HiraiHiroyuki Hatake (2 patents)Kenichi HiraiMasahiko Nakamura (2 patents)Kenichi HiraiMorinobu Okano (2 patents)Kenichi HiraiHiroyuki Tada (1 patent)Kenichi HiraiShin Miyata (1 patent)Kenichi HiraiHideo Koyama (1 patent)Kenichi HiraiTakeo Sowa (1 patent)Kenichi HiraiMineo Imaiida (1 patent)Kenichi HiraiShun Kawaguchi (1 patent)Kenichi HiraiMasakazu Kawasaki (1 patent)Kenichi HiraiKazuya Shigyo (1 patent)Kenichi HiraiEtsuya Oishi (1 patent)Kenichi HiraiHideaki Ilda (1 patent)Kenichi HiraiAi Murai (1 patent)Kenichi HiraiKenichi Hirai (37 patents)Koichi SugaKoichi Suga (41 patents)Ken BillesKen Billes (23 patents)Jun TakahashiJun Takahashi (24 patents)Yo HirutaYo Hiruta (9 patents)Gen IkedaGen Ikeda (9 patents)Tomonori MatsumotoTomonori Matsumoto (46 patents)Alexander Wen ShenAlexander Wen Shen (20 patents)Masaaki YagiMasaaki Yagi (22 patents)Keisuke SakamotoKeisuke Sakamoto (11 patents)Tokuharu MinoTokuharu Mino (6 patents)Katsuhiro SuzukiKatsuhiro Suzuki (53 patents)Tatsuya TakeiTatsuya Takei (29 patents)Pansoo KwonPansoo Kwon (27 patents)Hirokazu IkumaHirokazu Ikuma (25 patents)Hiroyuki HatakeHiroyuki Hatake (15 patents)Masahiko NakamuraMasahiko Nakamura (7 patents)Morinobu OkanoMorinobu Okano (2 patents)Hiroyuki TadaHiroyuki Tada (49 patents)Shin MiyataShin Miyata (39 patents)Hideo KoyamaHideo Koyama (22 patents)Takeo SowaTakeo Sowa (18 patents)Mineo ImaiidaMineo Imaiida (12 patents)Shun KawaguchiShun Kawaguchi (10 patents)Masakazu KawasakiMasakazu Kawasaki (8 patents)Kazuya ShigyoKazuya Shigyo (4 patents)Etsuya OishiEtsuya Oishi (2 patents)Hideaki IldaHideaki Ilda (1 patent)Ai MuraiAi Murai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toyota Jidosha Kabushiki Kaisha (37 from 36,499 patents)


37 patents:

1. D751956 - Bumper for an automobile

2. D743845 - Motor vehicle and/or toy replica thereof

3. D725009 - Bumper for an automobile

4. D725000 - Motor vehicle and/or toy replica thereof

5. D720257 - Motor vehicle and/or toy replica thereof

6. D697843 - Fender for an automobile

7. D697454 - Side body for an automobile

8. D696989 - Automobile

9. D696988 - Automobile

10. D696990 - Automobile

11. D696987 - Automobile

12. D696977 - Automobile body

13. D696999 - Door panel for an automobile

14. D697000 - Side panel for an automobile

15. D695664 - Door panel for an automobile

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as of
12/7/2025
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