Growing community of inventors

Kariya, Japan

Yoshihiko Ooyama

Average Co-Inventor Count = 3.00

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 = 54

Yoshihiko OoyamaKeiichiro Banzai (1 patent)Yoshihiko OoyamaHiroshi Matsumae (1 patent)Yoshihiko OoyamaYoshihiko Ooyama (1 patent)Keiichiro BanzaiKeiichiro Banzai (30 patents)Hiroshi MatsumaeHiroshi Matsumae (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippondenso Co., Ltd. (1 from 3,252 patents)


1 patent:

1. 5633577 - Battery charging system for electric vehicles

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12/5/2025
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