Growing community of inventors

Oyama, Japan

Toru Oyama

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 = 3

Toru OyamaKazuo Saito (1 patent)Toru OyamaTakao Yasuda (1 patent)Toru OyamaToru Oyama (1 patent)Kazuo SaitoKazuo Saito (87 patents)Takao YasudaTakao Yasuda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Miyako Jidosha Kogyo Kabushikigaisha (1 from 3 patents)


1 patent:

1. 5442916 - Control valve assembly for total pressure hydraulic brake

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as of
12/11/2025
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