Growing community of inventors

Hiratsuka, Japan

Keiichi Hasegawa

Average Co-Inventor Count = 8.00

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 = 0

Keiichi Hasegawa ↔ Gang Hou (1 patent)Keiichi Hasegawa ↔ Michito Kaneko (1 patent)Keiichi Hasegawa ↔ Satoshi Shibayama (1 patent)Keiichi Hasegawa ↔ Kouko Tsuchiya (1 patent)Keiichi Hasegawa ↔ Akihiro Iemoto (1 patent)Keiichi Hasegawa ↔ Shunichi Ono (1 patent)Keiichi Hasegawa ↔ Minami Shibuya (1 patent)Keiichi HasegawaKeiichi Hasegawa (1 patent)Gang HouGang Hou (42 patents)Michito KanekoMichito Kaneko (11 patents)Satoshi ShibayamaSatoshi Shibayama (3 patents)Kouko TsuchiyaKouko Tsuchiya (3 patents)Akihiro IemotoAkihiro Iemoto (3 patents)Shunichi OnoShunichi Ono (2 patents)Minami ShibuyaMinami Shibuya (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Yokohama Rubber Co., Ltd. (1 from 2,760 patents)


1 patent:

1. 10968587 - Pneumatic fender

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as of
12/15/2025
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