Growing community of inventors

Kawasaki, Japan

Hirotaka Kujirai

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 = 0

Hirotaka Kujirai ↔ Yasuo Imashiro (1 patent)Hirotaka Kujirai ↔ Jun-ichi Ozaki (1 patent)Hirotaka Kujirai ↔ Rieko Kobayashi (1 patent)Hirotaka Kujirai ↔ Noriko Osuga (1 patent)Hirotaka Kujirai ↔ Setsura Kobayashi (1 patent)Hirotaka Kujirai ↔ Jun-Ichi Ozaki (1 patent)Hirotaka Kujirai ↔ Jun-Ichi Ozaki (0 patent)Hirotaka KujiraiHirotaka Kujirai (1 patent)Yasuo ImashiroYasuo Imashiro (60 patents)Jun-ichi OzakiJun-ichi Ozaki (19 patents)Rieko KobayashiRieko Kobayashi (6 patents)Noriko OsugaNoriko Osuga (2 patents)Setsura KobayashiSetsura Kobayashi (1 patent)Jun-Ichi OzakiJun-Ichi Ozaki (25 patents)Jun-Ichi OzakiJun-Ichi Ozaki (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gunma University (1 from 113 patents)

2. Nisshinbo Holdings Inc. (1 from 85 patents)


1 patent:

1. 11214485 - Carbon material, and method relating to same

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/5/2026
Loading…