Growing community of inventors

Tokyo, Japan

Takashi Semuna

Average Co-Inventor Count = 7.00

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 = 46

Takashi SemunaMakoto Tanaka (1 patent)Takashi SemunaKatsumi Kobayashi (1 patent)Takashi SemunaSusumu Murata (1 patent)Takashi SemunaTetsuya Hamada (1 patent)Takashi SemunaMitsuru Todaiji (1 patent)Takashi SemunaKazuhiro Hagino (1 patent)Takashi SemunaTakashi Semuna (1 patent)Makoto TanakaMakoto Tanaka (94 patents)Katsumi KobayashiKatsumi Kobayashi (56 patents)Susumu MurataSusumu Murata (12 patents)Tetsuya HamadaTetsuya Hamada (9 patents)Mitsuru TodaijiMitsuru Todaiji (3 patents)Kazuhiro HaginoKazuhiro Hagino (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Sega Enterprises (1 from 145 patents)


1 patent:

1. 6629887 - Game device using game token

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12/29/2025
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