Growing community of inventors

Niimi, Japan

Takashi Yamaguchi

Average Co-Inventor Count = 6.22

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 = 122

Takashi YamaguchiTakahisa Kaneko (6 patents)Takashi YamaguchiMasaaki Ozaki (6 patents)Takashi YamaguchiKen Nishioka (6 patents)Takashi YamaguchiTsuneo Uchida (5 patents)Takashi YamaguchiYoshio Aoki (5 patents)Takashi YamaguchiHiroshi Kawakami (5 patents)Takashi YamaguchiTakashi Yamaguchi (6 patents)Takahisa KanekoTakahisa Kaneko (30 patents)Masaaki OzakiMasaaki Ozaki (23 patents)Ken NishiokaKen Nishioka (14 patents)Tsuneo UchidaTsuneo Uchida (14 patents)Yoshio AokiYoshio Aoki (10 patents)Hiroshi KawakamiHiroshi Kawakami (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yamasa Co., Ltd. (6 from 6 patents)

2. Denso Corporation (4 from 19,697 patents)

3. Konami Digital Entertainment Co., Ltd. (2 from 528 patents)


6 patents:

1. 8708799 - Gaming machine

2. 8360853 - Game machine including variable pattern display units

3. 8162317 - Game machine including variable pattern display units

4. 7806407 - Game machine including variable pattern display units

5. 7677572 - Pattern display device and game machine

6. 7255643 - Pattern display device and game machine including the same

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as of
12/7/2025
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