Growing community of inventors

Tochigi-ken, Japan

Joji Otake

Average Co-Inventor Count = 1.33

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 = 17

Joji OtakeYoshitaka Higuchi (1 patent)Joji OtakeJoji Otake (2 patents)Yoshitaka HiguchiYoshitaka Higuchi (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yachiyo Kogyo Kabushiki Kaisha (2 from 12 patents)


2 patents:

1. 5795016 - Automotive slide roof system

2. 5718472 - Automotive slide roof system

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as of
12/27/2025
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