Growing community of inventors

Shizuoka, Japan

Takehito Ishikawa

Average Co-Inventor Count = 4.00

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

Takehito Ishikawa ↔ Ichiro Kimura (1 patent)Takehito Ishikawa ↔ Shuichi Takayama (1 patent)Takehito Ishikawa ↔ Syozi Shigematu (1 patent)Takehito IshikawaTakehito Ishikawa (1 patent)Ichiro KimuraIchiro Kimura (6 patents)Shuichi TakayamaShuichi Takayama (4 patents)Syozi ShigematuSyozi Shigematu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kumiai Chemical Industry Co., Ltd. (1 from 215 patents)


1 patent:

1. 4222765 - Thiolcarbamic acid esters

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12/8/2025
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