Growing community of inventors

Shizuoka-ken, Japan

Ryuji Otsuka

Average Co-Inventor Count = 2.00

ph-index = 1

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 = 3

Ryuji OtsukaYoshifumi Takai (1 patent)Ryuji OtsukaRyuji Otsuka (1 patent)Yoshifumi TakaiYoshifumi Takai (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Suzuki Motor Corporation (1 from 1,418 patents)


1 patent:

1. 9543598 - Fuel cell-powered motorcycle

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as of
12/14/2025
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