Growing community of inventors

Tokyo, Japan

Sinji Murayama

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 = 51

Sinji MurayamaYasuhiro Yamamoto (1 patent)Sinji MurayamaTetsuya Yokoyama (1 patent)Sinji MurayamaSatoshi Takaku (1 patent)Sinji MurayamaSinji Murayama (1 patent)Yasuhiro YamamotoYasuhiro Yamamoto (122 patents)Tetsuya YokoyamaTetsuya Yokoyama (9 patents)Satoshi TakakuSatoshi Takaku (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Tohnichi Mfg. Co., Ltd. (1 from 14 patents)


1 patent:

1. 8485049 - Torque tool device

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as of
12/28/2025
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