Growing community of inventors

Naruto, Japan

Yasuhisa Kuroki

Average Co-Inventor Count = 6.00

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 = 50

Yasuhisa Kuroki ↔ Yoshihiko Tsuda (1 patent)Yasuhisa Kuroki ↔ Yasuhide Inoue (1 patent)Yasuhisa Kuroki ↔ Kazuyoshi Miyata (1 patent)Yasuhisa Kuroki ↔ Jun Kanaya (1 patent)Yasuhisa Kuroki ↔ Keigo Sato (1 patent)Yasuhisa KurokiYasuhisa Kuroki (1 patent)Yoshihiko TsudaYoshihiko Tsuda (13 patents)Yasuhide InoueYasuhide Inoue (12 patents)Kazuyoshi MiyataKazuyoshi Miyata (11 patents)Jun KanayaJun Kanaya (3 patents)Keigo SatoKeigo Sato (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Otsuka Pharmaceutical Factory, Inc. (1 from 188 patents)


1 patent:

1. 5798344 - Phosphonic ester derivatives of quinazolinones

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as of
12/15/2025
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