Growing community of inventors

Saitama, Japan

Kai Fujii

Average Co-Inventor Count = 7.00

ph-index = 1

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 = 1

Kai Fujii ↔ Shinji Sakai (1 patent)Kai Fujii ↔ Yoshiomi Go (1 patent)Kai Fujii ↔ Eiichirou Hirose (1 patent)Kai Fujii ↔ Akikazu Toyoda (1 patent)Kai Fujii ↔ Hiroshi Tomoto (1 patent)Kai Fujii ↔ Hidenao Matsushima (1 patent)Kai FujiiKai Fujii (1 patent)Shinji SakaiShinji Sakai (7 patents)Yoshiomi GoYoshiomi Go (4 patents)Eiichirou HiroseEiichirou Hirose (3 patents)Akikazu ToyodaAkikazu Toyoda (3 patents)Hiroshi TomotoHiroshi Tomoto (1 patent)Hidenao MatsushimaHidenao Matsushima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Materials Corporation (1 from 1,530 patents)


1 patent:

1. D475700 - Antenna

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as of
12/14/2025
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