Growing community of inventors

Kobe, Japan

Hirofumi Kira

Average Co-Inventor Count = 6.00

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 = 8

Hirofumi Kira ↔ Toshihiro Shikama (1 patent)Hirofumi Kira ↔ Akira Horiguchi (1 patent)Hirofumi Kira ↔ Michihiro Ishizaka (1 patent)Hirofumi Kira ↔ Takahisa Ota (1 patent)Hirofumi Kira ↔ Yuji Kooi (1 patent)Hirofumi KiraHirofumi Kira (1 patent)Toshihiro ShikamaToshihiro Shikama (5 patents)Akira HoriguchiAkira Horiguchi (2 patents)Michihiro IshizakaMichihiro Ishizaka (1 patent)Takahisa OtaTakahisa Ota (1 patent)Yuji KooiYuji Kooi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Denki Kabushiki Kaisha (1 from 21,351 patents)


1 patent:

1. 4685105 - Loop transmission method

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1/21/2026
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