Growing community of inventors

Tokyo, Japan

Yasuji Ohtsuka

Average Co-Inventor Count = 3.43

ph-index = 2

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 = 19

Yasuji OhtsukaAkira Asai (1 patent)Yasuji OhtsukaMotoaki Yoshida (1 patent)Yasuji OhtsukaHiroshi Handa (1 patent)Yasuji OhtsukaHaruma Kawaguchi (1 patent)Yasuji OhtsukaYasuhiro Koike (1 patent)Yasuji OhtsukaYasuji Ohtsuka (2 patents)Akira AsaiAkira Asai (40 patents)Motoaki YoshidaMotoaki Yoshida (20 patents)Hiroshi HandaHiroshi Handa (19 patents)Haruma KawaguchiHaruma Kawaguchi (7 patents)Yasuhiro KoikeYasuhiro Koike (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Sheet Glass Company, Limited (1 from 1,156 patents)

2. Nippon Zeon Company, Ltd. (1 from 598 patents)


2 patents:

1. 5122600 - DNA-immobilized microspheres and a process for purifying a

2. 4521351 - Process for producing light-transmitting element of synthetic resin

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/21/2025
Loading…