Growing community of inventors

Tokyo, Japan

Kazumichi Kurihara

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 = 3

Kazumichi Kurihara ↔ Yukihiro Izumitani (1 patent)Kazumichi Kurihara ↔ Toshihisa Akaba (1 patent)Kazumichi Kurihara ↔ Isao Iizuka (1 patent)Kazumichi Kurihara ↔ Hakaru Fujita (1 patent)Kazumichi Kurihara ↔ Youichi Ishiguro (1 patent)Kazumichi KuriharaKazumichi Kurihara (1 patent)Yukihiro IzumitaniYukihiro Izumitani (6 patents)Toshihisa AkabaToshihisa Akaba (4 patents)Isao IizukaIsao Iizuka (4 patents)Hakaru FujitaHakaru Fujita (4 patents)Youichi IshiguroYouichi Ishiguro (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hoya Corporation (1 from 2,528 patents)


1 patent:

1. 6340226 - Spectacles accommodating interchangeable/replaceable lens

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as of
12/15/2025
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