Growing community of inventors

Aichi-ken, Japan

Isao Sumi

Average Co-Inventor Count = 2.35

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 = 21

Isao SumiNobuhiro Kudo (4 patents)Isao SumiYasuhide Narita (2 patents)Isao SumiTakashi Yamada (2 patents)Isao SumiKeiichi Kitayama (2 patents)Isao SumiEiji Saito (2 patents)Isao SumiTakashi Ichikawa (1 patent)Isao SumiShigeki Yoshida (1 patent)Isao SumiIsao Sumi (8 patents)Nobuhiro KudoNobuhiro Kudo (14 patents)Yasuhide NaritaYasuhide Narita (8 patents)Takashi YamadaTakashi Yamada (6 patents)Keiichi KitayamaKeiichi Kitayama (3 patents)Eiji SaitoEiji Saito (2 patents)Takashi IchikawaTakashi Ichikawa (25 patents)Shigeki YoshidaShigeki Yoshida (25 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Tokai Rika Denki Seisakusho (8 from 2,002 patents)


8 patents:

1. 8840259 - Mirror device for vehicle

2. 8833949 - Mirror device for vehicle

3. 8567972 - Vehicle mirror apparatus

4. 8414136 - Vehicle mirror apparatus

5. 7488081 - Mirror device for a vehicle

6. 6663188 - Wheel cover

7. 6641226 - Wheel cover

8. 5501510 - Structure for connecting flexible annular molding to wheel cap body

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idiyas.com
as of
12/7/2025
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