Growing community of inventors

Kitaibaraki, Japan

Tsumoru Watanabe

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 = 7

Tsumoru Watanabe ↔ Satoru Kumazawa (1 patent)Tsumoru Watanabe ↔ Atsushi Ito (1 patent)Tsumoru Watanabe ↔ Takayoshi Eizuka (1 patent)Tsumoru Watanabe ↔ Keiichi Sudo (1 patent)Tsumoru Watanabe ↔ Yoshitaka Niizeki (1 patent)Tsumoru WatanabeTsumoru Watanabe (1 patent)Satoru KumazawaSatoru Kumazawa (38 patents)Atsushi ItoAtsushi Ito (15 patents)Takayoshi EizukaTakayoshi Eizuka (2 patents)Keiichi SudoKeiichi Sudo (1 patent)Yoshitaka NiizekiYoshitaka Niizeki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kureha Kagaku Kogyo Kabushiki Kaisha (1 from 776 patents)


1 patent:

1. 6271385 - N-heterocyclic methylpropylamine derivatives, process for producing the same and germicides

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as of
12/31/2025
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