Growing community of inventors

Toyota, Japan

Hiroto Ogawa

Average Co-Inventor Count = 1.30

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 = 15

Hiroto OgawaKazuhito Yoshikawa (1 patent)Hiroto OgawaRyo Tsushima (1 patent)Hiroto OgawaNorimitsu Kitazawa (1 patent)Hiroto OgawaHiroto Ogawa (5 patents)Kazuhito YoshikawaKazuhito Yoshikawa (2 patents)Ryo TsushimaRyo Tsushima (1 patent)Norimitsu KitazawaNorimitsu Kitazawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kyowa Sangyo Co., Ltd. (5 from 42 patents)

2. Shinwa Seiko Co., Ltd. (3 from 15 patents)


5 patents:

1. 8333422 - Sun visor for vehicles

2. 7527317 - Sunvisor for vehicle

3. 7258470 - Vehicle sun visors having lighting devices

4. 7222914 - Surface covering materials of vehicle sun visors and vehicle sun visors having the surface covering materials

5. 7131682 - Vehicle sun visors having mirrors

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idiyas.com
as of
12/14/2025
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