Growing community of inventors

Tochigi, Japan

Kouichi Shirai

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 = 2

Kouichi Shirai ↔ Thierry Dupin (1 patent)Kouichi Shirai ↔ Osamu Matsunaga (1 patent)Kouichi Shirai ↔ Takayuki Fujimoto (1 patent)Kouichi Shirai ↔ Morito Okamura (1 patent)Kouichi Shirai ↔ Susumu Chawanya (1 patent)Kouichi ShiraiKouichi Shirai (1 patent)Thierry DupinThierry Dupin (16 patents)Osamu MatsunagaOsamu Matsunaga (6 patents)Takayuki FujimotoTakayuki Fujimoto (1 patent)Morito OkamuraMorito Okamura (1 patent)Susumu ChawanyaSusumu Chawanya (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rhone-poulenc Specialties Chimiques (1 from 24 patents)

2. Mitsui Miike Eng. Corp. (1 from 1 patent)


1 patent:

1. 4770864 - Process for removing NH.sub.3 in an SO.sub.2 -containing gas

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idiyas.com
as of
12/13/2025
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