Growing community of inventors

Kusatsu, Japan

Taiji Katayama

Average Co-Inventor Count = 5.00

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 = 1

Taiji Katayama ↔ Hideo Sugi (1 patent)Taiji Katayama ↔ Nobutoshi Yamada (1 patent)Taiji Katayama ↔ Kenji Kon (1 patent)Taiji Katayama ↔ Sadanori Mizukoshi (1 patent)Taiji KatayamaTaiji Katayama (1 patent)Hideo SugiHideo Sugi (22 patents)Nobutoshi YamadaNobutoshi Yamada (22 patents)Kenji KonKenji Kon (6 patents)Sadanori MizukoshiSadanori Mizukoshi (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ishihara Sangyo Kaisha, Ltd. (1 from 393 patents)


1 patent:

1. 5149793 - Exo-3',4'-O-benzylidene-3'-demethylchartreusin and its salts

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12/9/2025
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