Growing community of inventors

Tokyo, Japan

Nobuaki Ishida

Average Co-Inventor Count = 1.41

ph-index = 3

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 = 43

Nobuaki IshidaHiroshi Murayama (1 patent)Nobuaki IshidaYoshifumi Ishimura (1 patent)Nobuaki IshidaWakana Yamana (1 patent)Nobuaki IshidaNobuaki Ishida (4 patents)Hiroshi MurayamaHiroshi Murayama (6 patents)Yoshifumi IshimuraYoshifumi Ishimura (2 patents)Wakana YamanaWakana Yamana (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,718 patents)

2. Sega Enterprises, Ltd. (1 from 264 patents)

3. Sega Toys, Ltd. (1 from 5 patents)


4 patents:

1. D461845 - Educational illustration machine

2. 5669781 - Cartridge connection mechanism

3. 4940234 - Video game machine

4. 4018238 - Comb

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idiyas.com
as of
12/10/2025
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