Growing community of inventors

Toyota, Japan

Tomoaki Matsubara

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 = 5

Tomoaki MatsubaraRyosuke Fujiki (2 patents)Tomoaki MatsubaraShingo Mori (2 patents)Tomoaki MatsubaraTomoaki Matsubara (2 patents)Ryosuke FujikiRyosuke Fujiki (5 patents)Shingo MoriShingo Mori (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Gasket Company, Ltd. (2 from 50 patents)


2 patents:

1. 9291121 - Cylinder head gasket

2. 8608178 - Cylinder head gasket

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as of
12/24/2025
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