Growing community of inventors

Tokyo, Japan

Tatsuhiko Kodoma

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 = 15

Tatsuhiko Kodoma ↔ Masahiro Tamura (1 patent)Tatsuhiko Kodoma ↔ Yoshinori Kyotani (1 patent)Tatsuhiko Kodoma ↔ Toshiaki Oda (1 patent)Tatsuhiko Kodoma ↔ Yukiyoshi Yamazaki (1 patent)Tatsuhiko Kodoma ↔ Takeshi Doi (1 patent)Tatsuhiko Kodoma ↔ Masahiro Nishikawa (1 patent)Tatsuhiko KodomaTatsuhiko Kodoma (1 patent)Masahiro TamuraMasahiro Tamura (115 patents)Yoshinori KyotaniYoshinori Kyotani (27 patents)Toshiaki OdaToshiaki Oda (25 patents)Yukiyoshi YamazakiYukiyoshi Yamazaki (23 patents)Takeshi DoiTakeshi Doi (16 patents)Masahiro NishikawaMasahiro Nishikawa (14 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kowa Company Limited (1 from 589 patents)


1 patent:

1. 6432957 - Piperazine derivative

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12/4/2025
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