Growing community of inventors

Osaka, Japan

Takahiko Nakao

Average Co-Inventor Count = 3.00

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 = 0

Takahiko Nakao ↔ Nobuyuki Hamanaka (1 patent)Takahiko Nakao ↔ Mitoshi Konno (1 patent)Takahiko NakaoTakahiko Nakao (1 patent)Nobuyuki HamanakaNobuyuki Hamanaka (30 patents)Mitoshi KonnoMitoshi Konno (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ono Pharmaceutical Co., Ltd. (1 from 574 patents)


1 patent:

1. 5155104 - Phenylalkan(en)oic acid

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as of
12/6/2025
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