Growing community of inventors

Osaka, Japan

Koichiro Kan

Average Co-Inventor Count = 4.13

ph-index = 2

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 = 52

Koichiro Kan ↔ Junta Kuwae (1 patent)Koichiro Kan ↔ Shinnosuke Ishikawa (1 patent)Koichiro Kan ↔ Tomeo Umemoto (1 patent)Koichiro Kan ↔ Yoshitomo Fujimoto (1 patent)Koichiro Kan ↔ Toshimitsu Yazaki (1 patent)Koichiro Kan ↔ Takashi Uchida (1 patent)Koichiro Kan ↔ Toshinobu Owada (1 patent)Koichiro Kan ↔ Koichi Hasegawa (1 patent)Koichiro Kan ↔ Takao Nishikawa (1 patent)Koichiro Kan ↔ Hideo Fujita (1 patent)Koichiro Kan ↔ Tetsuya Yamamoto (1 patent)Koichiro KanKoichiro Kan (3 patents)Junta KuwaeJunta Kuwae (60 patents)Shinnosuke IshikawaShinnosuke Ishikawa (22 patents)Tomeo UmemotoTomeo Umemoto (16 patents)Yoshitomo FujimotoYoshitomo Fujimoto (13 patents)Toshimitsu YazakiToshimitsu Yazaki (11 patents)Takashi UchidaTakashi Uchida (8 patents)Toshinobu OwadaToshinobu Owada (5 patents)Koichi HasegawaKoichi Hasegawa (5 patents)Takao NishikawaTakao Nishikawa (4 patents)Hideo FujitaHideo Fujita (3 patents)Tetsuya YamamotoTetsuya Yamamoto (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kubota Corporation (3 from 2,703 patents)


3 patents:

1. 11317555 - Work vehicle

2. 7290829 - Working vehicle with a cab

3. D527026 - Tractor

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as of
1/18/2026
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