Growing community of inventors

Nagano, Japan

Kikuchi Yasuo

Average Co-Inventor Count = 7.00

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 = 17

Kikuchi Yasuo ↔ Tatsuya Ishida (1 patent)Kikuchi Yasuo ↔ Tatsufumi Ikeda (1 patent)Kikuchi Yasuo ↔ Kazuya Toda (1 patent)Kikuchi Yasuo ↔ Junji Suzuki (1 patent)Kikuchi Yasuo ↔ Yoshiaki Itoh (1 patent)Kikuchi Yasuo ↔ Yokichi Tsukidate (1 patent)Kikuchi YasuoKikuchi Yasuo (1 patent)Tatsuya IshidaTatsuya Ishida (8 patents)Tatsufumi IkedaTatsufumi Ikeda (7 patents)Kazuya TodaKazuya Toda (6 patents)Junji SuzukiJunji Suzuki (6 patents)Yoshiaki ItohYoshiaki Itoh (4 patents)Yokichi TsukidateYokichi Tsukidate (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yashima Chemical Industrial Co., Ltd. (1 from 7 patents)


1 patent:

1. 4977171 - Oxa- or thia-zoline derivative

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as of
12/12/2025
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