Growing community of inventors

Yokohama, Japan

Takumi Adachi

Average Co-Inventor Count = 3.14

ph-index = 5

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 = 280

Takumi AdachiTsuyoshi Nishizawa (3 patents)Takumi AdachiEtsushi Muramatsu (3 patents)Takumi AdachiShinji Yamamoto (1 patent)Takumi AdachiTakashi Yamaguchi (1 patent)Takumi AdachiMasanobu Yamasaki (1 patent)Takumi AdachiNaoki Maesawa (1 patent)Takumi AdachiFumio Taniguchi (1 patent)Takumi AdachiIzumi Mihara (1 patent)Takumi AdachiYasunori Ueda (1 patent)Takumi AdachiYasuhiro Akahori (1 patent)Takumi AdachiKazuma Kubono (1 patent)Takumi AdachiKotaro Yanagi (1 patent)Takumi AdachiMatsuki Yamamoto (1 patent)Takumi AdachiTakashi Yukawa (1 patent)Takumi AdachiEtushi Muramatsu (1 patent)Takumi AdachiMasahiro Takatani (1 patent)Takumi AdachiTetsushi Ogawa (1 patent)Takumi AdachiTakumi Adachi (6 patents)Tsuyoshi NishizawaTsuyoshi Nishizawa (32 patents)Etsushi MuramatsuEtsushi Muramatsu (22 patents)Shinji YamamotoShinji Yamamoto (195 patents)Takashi YamaguchiTakashi Yamaguchi (26 patents)Masanobu YamasakiMasanobu Yamasaki (16 patents)Naoki MaesawaNaoki Maesawa (10 patents)Fumio TaniguchiFumio Taniguchi (10 patents)Izumi MiharaIzumi Mihara (9 patents)Yasunori UedaYasunori Ueda (9 patents)Yasuhiro AkahoriYasuhiro Akahori (8 patents)Kazuma KubonoKazuma Kubono (6 patents)Kotaro YanagiKotaro Yanagi (5 patents)Matsuki YamamotoMatsuki Yamamoto (3 patents)Takashi YukawaTakashi Yukawa (2 patents)Etushi MuramatsuEtushi Muramatsu (1 patent)Masahiro TakataniMasahiro Takatani (1 patent)Tetsushi OgawaTetsushi Ogawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Matsushita Electric Works, Ltd. (6 from 1,623 patents)


6 patents:

1. 7350300 - Shaver

2. D489183 - Electronic toothbrush body

3. D481491 - Electric razor

4. D479360 - Electric razor

5. D479359 - Electronic shaver

6. D477113 - Electric shaver

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as of
1/10/2026
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