Growing community of inventors

Tokyo, Japan

Takehiko Hiruma

Average Co-Inventor Count = 4.00

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 = 8

Takehiko HirumaTeruo Fujiwara (2 patents)Takehiko HirumaYasuhiko Akao (2 patents)Takehiko HirumaNobuhiro Nakamura (1 patent)Takehiko HirumaEiji Ichikura (1 patent)Takehiko HirumaTakehiko Hiruma (2 patents)Teruo FujiwaraTeruo Fujiwara (15 patents)Yasuhiko AkaoYasuhiko Akao (11 patents)Nobuhiro NakamuraNobuhiro Nakamura (27 patents)Eiji IchikuraEiji Ichikura (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Asahi Glass Company, Limited (2 from 2,560 patents)


2 patents:

1. 8357437 - Light-shielding film-attached glass substrate and liquid crystal display device

2. 7169461 - Laminate, a substrate with wires, an organic EL display element, a connection terminal for the organic EL display element and a method for producing each

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12/11/2025
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