Growing community of inventors

Nakai-machi, Japan

Takehiko Niitsu

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 = 3

Takehiko Niitsu ↔ Tsutomu Ishii (1 patent)Takehiko Niitsu ↔ Jiro Minabe (1 patent)Takehiko Niitsu ↔ Katsunori Kawano (1 patent)Takehiko Niitsu ↔ Yasunari Nishikata (1 patent)Takehiko Niitsu ↔ Kazuo Baba (1 patent)Takehiko NiitsuTakehiko Niitsu (1 patent)Tsutomu IshiiTsutomu Ishii (95 patents)Jiro MinabeJiro Minabe (67 patents)Katsunori KawanoKatsunori Kawano (66 patents)Yasunari NishikataYasunari Nishikata (17 patents)Kazuo BabaKazuo Baba (14 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Xerox Co., Ltd. (1 from 11,665 patents)


1 patent:

1. 6525879 - Optical filtering apparatus and method

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as of
12/5/2025
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