Growing community of inventors

Tokyo, Japan

Ritsuo Mihira

Average Co-Inventor Count = 5.00

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 = 12

Ritsuo Mihira ↔ Koichi Futsuhara (1 patent)Ritsuo Mihira ↔ Masayoshi Sakai (1 patent)Ritsuo Mihira ↔ Masatoshi Suzuki (1 patent)Ritsuo Mihira ↔ Noboru Sugimoto (1 patent)Ritsuo MihiraRitsuo Mihira (1 patent)Koichi FutsuharaKoichi Futsuhara (51 patents)Masayoshi SakaiMasayoshi Sakai (30 patents)Masatoshi SuzukiMasatoshi Suzuki (27 patents)Noboru SugimotoNoboru Sugimoto (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kao Corporation (1 from 3,601 patents)

2. The Nippon Signal Co., Ltd. (1 from 89 patents)

3. Yamatake & Co., Ltd. (1 from 1 patent)


1 patent:

1. 5619110 - Safety ensuring apparatus

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as of
12/16/2025
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