Growing community of inventors

Kanagawa, Japan

Kouji Watanabe

Average Co-Inventor Count = 5.00

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 = 57

Kouji Watanabe ↔ Toru Yashiro (1 patent)Kouji Watanabe ↔ Toshio Konishi (1 patent)Kouji Watanabe ↔ Toshihiko Horibe (1 patent)Kouji Watanabe ↔ Toshiya Shuin (1 patent)Kouji WatanabeKouji Watanabe (1 patent)Toru YashiroToru Yashiro (16 patents)Toshio KonishiToshio Konishi (4 patents)Toshihiko HoribeToshihiko Horibe (2 patents)Toshiya ShuinToshiya Shuin (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nikon Corporation (1 from 8,889 patents)


1 patent:

1. 5462806 - Plastic lens

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as of
12/8/2025
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