Growing community of inventors

Fuji, Japan

Tamiya Kigawa

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 = 21

Tamiya Kigawa ↔ Masaya Kotera (1 patent)Tamiya KigawaTamiya Kigawa (1 patent)Masaya KoteraMasaya Kotera (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (1 from 13,402 patents)

2. Yamakawa Industrial Co. (1 from 12 patents)


1 patent:

1. 5031795 - Baffle assembly for fuel tank

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12/19/2025
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