Growing community of inventors

Higashimurayama, Japan

Ikunobu Usui

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 = 144

Ikunobu UsuiYasunori Ito (1 patent)Ikunobu UsuiHideki Hirasawa (1 patent)Ikunobu UsuiShinjiro Ejima (1 patent)Ikunobu UsuiTakao Kitada (1 patent)Ikunobu UsuiShinichi Hamabuti (1 patent)Ikunobu UsuiNobuyuki Mizushima (1 patent)Ikunobu UsuiIkunobu Usui (1 patent)Yasunori ItoYasunori Ito (11 patents)Hideki HirasawaHideki Hirasawa (1 patent)Shinjiro EjimaShinjiro Ejima (1 patent)Takao KitadaTakao Kitada (1 patent)Shinichi HamabutiShinichi Hamabuti (1 patent)Nobuyuki MizushimaNobuyuki Mizushima (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rds (1 from 9 patents)

2. Meiko-multi Art Inc. (1 from 1 patent)

3. Tokyo Butai Shomei Co., Ltd. (1 from 1 patent)


1 patent:

1. 5988817 - Multiprojection system

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12/10/2025
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