Growing community of inventors

Funabashi, Japan

Ryuichiro Ban

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 = 0

Ryuichiro BanNobuo Kawakami (1 patent)Ryuichiro BanAkihiko Koizuka (1 patent)Ryuichiro BanRyuichiro Ban (1 patent)Nobuo KawakamiNobuo Kawakami (37 patents)Akihiko KoizukaAkihiko Koizuka (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dwango Co., Ltd. (1 from 94 patents)


1 patent:

1. 8285863 - Access control device, access control method, and access control program

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1/13/2026
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