Growing community of inventors

Suwa, Japan

Yoichi Ushiyama

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 = 27

Yoichi Ushiyama ↔ Takao Mogami (1 patent)Yoichi Ushiyama ↔ Seiji Shimura (1 patent)Yoichi Ushiyama ↔ Tadao Kojima (1 patent)Yoichi Ushiyama ↔ Yoshiko Inaba (1 patent)Yoichi Ushiyama ↔ Kazukichi Hashimoto (1 patent)Yoichi UshiyamaYoichi Ushiyama (1 patent)Takao MogamiTakao Mogami (9 patents)Seiji ShimuraSeiji Shimura (5 patents)Tadao KojimaTadao Kojima (2 patents)Yoshiko InabaYoshiko Inaba (1 patent)Kazukichi HashimotoKazukichi Hashimoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (1 from 33,464 patents)

2. Nippon Chemical Industrial (1 from 1 patent)


1 patent:

1. 5520910 - Antimicrobial polymer, contact lens and contact lens-care articles

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