Growing community of inventors

Shizuoka, Japan

Kei Atsumi

Average Co-Inventor Count = 3.00

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 = 1

Kei Atsumi ↔ Kenji Yamada (1 patent)Kei Atsumi ↔ Yasuyuki Watanabe (1 patent)Kei Atsumi ↔ Nanae Sakuma (1 patent)Kei Atsumi ↔ Ayaka Usui (1 patent)Kei AtsumiKei Atsumi (2 patents)Kenji YamadaKenji Yamada (20 patents)Yasuyuki WatanabeYasuyuki Watanabe (7 patents)Nanae SakumaNanae Sakuma (3 patents)Ayaka UsuiAyaka Usui (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Roland Corporation (2 from 477 patents)


2 patents:

1. D1102455 - Display screen or portion thereof with graphical user interface

2. D1068809 - Display screen or portion thereof with graphical user interface

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as of
12/12/2025
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