Growing community of inventors

Toyota, Japan

Yasuo Hirayama

Average Co-Inventor Count = 5.54

ph-index = 12

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 = 342

Yasuo HirayamaYasuhiro Nagasaka (46 patents)Yasuo HirayamaMasaru Fukuda (20 patents)Yasuo HirayamaMasanori Tsuji (20 patents)Yasuo HirayamaTakayuki Yamamoto (20 patents)Yasuo HirayamaShigekazu Wakata (20 patents)Yasuo HirayamaYoshihiro Murakami (20 patents)Yasuo HirayamaTadahiro Sueyoshi (20 patents)Yasuo HirayamaHidetaka Okabe (11 patents)Yasuo HirayamaNobuyuki Asakawa (10 patents)Yasuo HirayamaIchiro Shibata (9 patents)Yasuo HirayamaYoshihiro Tanaka (6 patents)Yasuo HirayamaYukio Ohta (5 patents)Yasuo HirayamaYoshitsugu Sawada (4 patents)Yasuo HirayamaToshikazu Nohara (2 patents)Yasuo HirayamaNaoto Taguchi (1 patent)Yasuo HirayamaKeishi Jinno (1 patent)Yasuo HirayamaTakeya Miwa (1 patent)Yasuo HirayamaHidetoshi Sato (1 patent)Yasuo HirayamaKoji Miyakoshi (1 patent)Yasuo HirayamaHirotaka Noda (1 patent)Yasuo HirayamaKeiji Ushiyama (1 patent)Yasuo HirayamaShotaro Eguchi (1 patent)Yasuo HirayamaYoshihiko Goto (1 patent)Yasuo HirayamaHirokazu Takagi (1 patent)Yasuo HirayamaHideki Senoo (1 patent)Yasuo HirayamaYasuo Hirayama (48 patents)Yasuhiro NagasakaYasuhiro Nagasaka (56 patents)Masaru FukudaMasaru Fukuda (122 patents)Masanori TsujiMasanori Tsuji (111 patents)Takayuki YamamotoTakayuki Yamamoto (99 patents)Shigekazu WakataShigekazu Wakata (53 patents)Yoshihiro MurakamiYoshihiro Murakami (37 patents)Tadahiro SueyoshiTadahiro Sueyoshi (29 patents)Hidetaka OkabeHidetaka Okabe (11 patents)Nobuyuki AsakawaNobuyuki Asakawa (11 patents)Ichiro ShibataIchiro Shibata (9 patents)Yoshihiro TanakaYoshihiro Tanaka (8 patents)Yukio OhtaYukio Ohta (18 patents)Yoshitsugu SawadaYoshitsugu Sawada (33 patents)Toshikazu NoharaToshikazu Nohara (2 patents)Naoto TaguchiNaoto Taguchi (56 patents)Keishi JinnoKeishi Jinno (41 patents)Takeya MiwaTakeya Miwa (24 patents)Hidetoshi SatoHidetoshi Sato (18 patents)Koji MiyakoshiKoji Miyakoshi (7 patents)Hirotaka NodaHirotaka Noda (6 patents)Keiji UshiyamaKeiji Ushiyama (5 patents)Shotaro EguchiShotaro Eguchi (2 patents)Yoshihiko GotoYoshihiko Goto (1 patent)Hirokazu TakagiHirokazu Takagi (1 patent)Hideki SenooHideki Senoo (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yazaki Corporation (27 from 8,184 patents)

2. Sumitomo Wiring Systems, Limited (20 from 6,098 patents)

3. Toyota Jidosha Kabushiki Kaisha (11 from 36,193 patents)

4. Denso Corporation (1 from 19,623 patents)


48 patents:

1. 7092007 - Vehicular forward-vision display system decreasing luminance with decreasing vehicle speed

2. 5645457 - Screw tightening structure

3. D334013 - Electrical connector housing

4. D329222 - Electrical connector housing

5. D328278 - Electrical connector housing

6. D327869 - Electrical connector housing

7. D326258 - Housing for electrical connector

8. D326084 - Electrical connector housing

9. D325722 - Electrical connector housing

10. D325371 - Housing for electrical connector

11. D325190 - Housing for electrical connector

12. D325025 - Electrical connector housing

13. D324847 - Housing for an electrical connector

14. D324849 - Housing for an electrical connector

15. D324848 - Housing for electrical connector

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as of
10/28/2025
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