Growing community of inventors

Tokyo, Japan

Yukihiko Atsumi

Average Co-Inventor Count = 2.40

ph-index = 2

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 = 28

Yukihiko AtsumiHiroshi Ishikawa (1 patent)Yukihiko AtsumiMakoto Onodera (1 patent)Yukihiko AtsumiTeruo Hishiki (1 patent)Yukihiko AtsumiYukihiko Atsumi (2 patents)Hiroshi IshikawaHiroshi Ishikawa (78 patents)Makoto OnoderaMakoto Onodera (26 patents)Teruo HishikiTeruo Hishiki (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. U.S. Philips Corporation (2 from 14,087 patents)


2 patents:

1. 5313704 - Electric shaver

2. 5083336 - Shaver sweeping brush

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1/8/2026
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