Growing community of inventors

Tokyo, Japan

Hajime Ichiyasu

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 = 7

Hajime IchiyasuYasuhiro Ikeda (1 patent)Hajime IchiyasuTakeshi Yamada (1 patent)Hajime IchiyasuKoichiro Oiyama (1 patent)Hajime IchiyasuMasami Osako (1 patent)Hajime IchiyasuIchiro Miyai (1 patent)Hajime IchiyasuHajime Ichiyasu (1 patent)Yasuhiro IkedaYasuhiro Ikeda (55 patents)Takeshi YamadaTakeshi Yamada (16 patents)Koichiro OiyamaKoichiro Oiyama (4 patents)Masami OsakoMasami Osako (3 patents)Ichiro MiyaiIchiro Miyai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Toyota Jidoshokki (1 from 1,826 patents)

2. Eagle Industry Co., Ltd. (1 from 543 patents)


1 patent:

1. 7467797 - Lip-type seal

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as of
1/23/2026
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