Growing community of inventors

Tokyo, Japan

Masumi Sakamoto

Average Co-Inventor Count = 4.33

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 = 3

Masumi SakamotoSatoshi Joko (3 patents)Masumi SakamotoYoko Aikawa (3 patents)Masumi SakamotoShun Ozaki (3 patents)Masumi SakamotoHirokazu Kobayashi (1 patent)Masumi SakamotoKenta Kitamura (1 patent)Masumi SakamotoJun Hirato (1 patent)Masumi SakamotoKou Kobayashi (1 patent)Masumi SakamotoTatsuhiko Tanimura (1 patent)Masumi SakamotoYoshitomo Sasaki (1 patent)Masumi SakamotoKatsuhiro Araya (1 patent)Masumi SakamotoTakashi Izawa (1 patent)Masumi SakamotoKeita Shimura (1 patent)Masumi SakamotoMotomichi Sato (1 patent)Masumi SakamotoKeisuke Kawashima (1 patent)Masumi SakamotoTakuto Nakayama (1 patent)Masumi SakamotoMasafumi Ando (1 patent)Masumi SakamotoMasaki Shinkai (1 patent)Masumi SakamotoGenichi Nishio (1 patent)Masumi SakamotoMasumi Sakamoto (7 patents)Satoshi JokoSatoshi Joko (17 patents)Yoko AikawaYoko Aikawa (4 patents)Shun OzakiShun Ozaki (3 patents)Hirokazu KobayashiHirokazu Kobayashi (104 patents)Kenta KitamuraKenta Kitamura (89 patents)Jun HiratoJun Hirato (32 patents)Kou KobayashiKou Kobayashi (24 patents)Tatsuhiko TanimuraTatsuhiko Tanimura (19 patents)Yoshitomo SasakiYoshitomo Sasaki (15 patents)Katsuhiro ArayaKatsuhiro Araya (13 patents)Takashi IzawaTakashi Izawa (11 patents)Keita ShimuraKeita Shimura (8 patents)Motomichi SatoMotomichi Sato (5 patents)Keisuke KawashimaKeisuke Kawashima (4 patents)Takuto NakayamaTakuto Nakayama (4 patents)Masafumi AndoMasafumi Ando (2 patents)Masaki ShinkaiMasaki Shinkai (1 patent)Genichi NishioGenichi Nishio (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Universal Entertainment Corporation (3 from 692 patents)

2. Aruze Gaming America, Inc. (3 from 326 patents)

3. Interblock D.o.o. (2 from 10 patents)

4. Nippon Telegraph and Telephone Corporation (1 from 5,289 patents)

5. Aruze Gaming (hong Kong) Limited (1 from 24 patents)


7 patents:

1. 12380758 - Gaming device display systems, gaming devices and methods for providing lighting enhancements to gaming devices

2. 11983980 - Gaming device display systems, gaming devices and methods for providing lighting enhancements to gaming devices

3. 11588720 - Network device and network test method

4. 11037395 - Gaming device display systems, gaming devices and methods for providing lighting enhancements to gaming devices

5. 10049527 - Gaming machine

6. 9786115 - Reel strip and gaming machine

7. 9672682 - Presentation effect device for use in gaming machine and gaming machine

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as of
12/5/2025
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