Growing community of inventors

Kitakyushu, Japan

Yasuhiro Yanagawa

Average Co-Inventor Count = 6.00

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 = 11

Yasuhiro YanagawaAkio Fujii (1 patent)Yasuhiro YanagawaTakao Sakama (1 patent)Yasuhiro YanagawaHiroshi Matsuo (1 patent)Yasuhiro YanagawaAkihiko Nakajima (1 patent)Yasuhiro YanagawaTetsuo Nishimoto (1 patent)Yasuhiro YanagawaYasuhiro Yanagawa (1 patent)Akio FujiiAkio Fujii (2 patents)Takao SakamaTakao Sakama (1 patent)Hiroshi MatsuoHiroshi Matsuo (1 patent)Akihiko NakajimaAkihiko Nakajima (1 patent)Tetsuo NishimotoTetsuo Nishimoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toto Ltd. (1 from 1,192 patents)

2. Koito Industries, Ltd. (1 from 14 patents)


1 patent:

1. 5901383 - Support structure for a toilet cover unit

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12/21/2025
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