Growing community of inventors

Sakai, Japan

Toshikatsu Otani

Average Co-Inventor Count = 3.43

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 = 65

Toshikatsu Otani ↔ Junta Kuwae (1 patent)Toshikatsu Otani ↔ Yoshihiro Kushita (1 patent)Toshikatsu Otani ↔ Masatoshi Iwamoto (1 patent)Toshikatsu Otani ↔ Shigeo Sakamoto (1 patent)Toshikatsu Otani ↔ Yasutaka Fukushima (1 patent)Toshikatsu OtaniToshikatsu Otani (2 patents)Junta KuwaeJunta Kuwae (60 patents)Yoshihiro KushitaYoshihiro Kushita (25 patents)Masatoshi IwamotoMasatoshi Iwamoto (8 patents)Shigeo SakamotoShigeo Sakamoto (5 patents)Yasutaka FukushimaYasutaka Fukushima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kubota Corporation (2 from 2,699 patents)


2 patents:

1. D759129 - Engine hood for work machine

2. D526335 - Tractor

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as of
1/8/2026
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