Growing community of inventors

Nagano, Japan

Shin-ichi Niwa

Average Co-Inventor Count = 3.00

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 = 2

Shin-ichi Niwa ↔ Masayuki Ishikawa (1 patent)Shin-ichi Niwa ↔ Mitsuharu Iwamoto (1 patent)Shin-ichi NiwaShin-ichi Niwa (1 patent)Masayuki IshikawaMasayuki Ishikawa (11 patents)Mitsuharu IwamotoMitsuharu Iwamoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sankyo Seiki Mfg. Co., Ltd (1 from 264 patents)


1 patent:

1. 6125862 - Cleaning apparatus

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as of
12/12/2025
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