Growing community of inventors

Itano-gun, Japan

Osamu Hongoh

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 = 3

Osamu Hongoh ↔ Takao Nishi (1 patent)Osamu Hongoh ↔ Tatsuyoshi Tanaka (1 patent)Osamu Hongoh ↔ Yohji Sakurai (1 patent)Osamu Hongoh ↔ Nobutaka Fujisawa (1 patent)Osamu HongohOsamu Hongoh (1 patent)Takao NishiTakao Nishi (25 patents)Tatsuyoshi TanakaTatsuyoshi Tanaka (18 patents)Yohji SakuraiYohji Sakurai (13 patents)Nobutaka FujisawaNobutaka Fujisawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Otsuka Pharmaceutical Company, Limited (1 from 846 patents)


1 patent:

1. 5942641 - Fluorenone derivatives, process for preparing the same and central or

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1/8/2026
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