Growing community of inventors

Tokyo, Japan

Yoshihito Hagihara

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

Yoshihito HagiharaTomohiro Morishita (2 patents)Yoshihito HagiharaAkira Yoshikawa (2 patents)Yoshihito HagiharaZiyi Zhang (2 patents)Yoshihito HagiharaAya Yokoyama (2 patents)Yoshihito HagiharaRyosuke Hasegawa (2 patents)Yoshihito HagiharaYoshihito Hagihara (2 patents)Tomohiro MorishitaTomohiro Morishita (8 patents)Akira YoshikawaAkira Yoshikawa (6 patents)Ziyi ZhangZiyi Zhang (4 patents)Aya YokoyamaAya Yokoyama (3 patents)Ryosuke HasegawaRyosuke Hasegawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asahi Kasei Kabushiki Kaisha (2 from 945 patents)


2 patents:

1. 11637221 - Nitride semiconductor element, nitride semiconductor light emitting element, ultraviolet light emitting element

2. 10937928 - Nitride semiconductor element, nitride semiconductor light emitting element, ultraviolet light emitting element

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as of
1/6/2026
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