Growing community of inventors

Hiroshima, Japan

Masaya Hamamoto

Average Co-Inventor Count = 2.00

ph-index = 4

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 = 69

Masaya HamamotoJiro Maebayashi (2 patents)Masaya HamamotoNaomune Moriyama (1 patent)Masaya HamamotoKeiichiro Shibata (1 patent)Masaya HamamotoMasaya Hamamoto (4 patents)Jiro MaebayashiJiro Maebayashi (16 patents)Naomune MoriyamaNaomune Moriyama (13 patents)Keiichiro ShibataKeiichiro Shibata (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mazda Motor Corporation (4 from 4,680 patents)


4 patents:

1. 4943102 - Windshield supporting structure for a vehicle

2. 4711485 - Open top type automobile body structure

3. 4708389 - Open top type automobile body structure

4. 4650030 - Tractive power transmitting means for vehicles having rotary piston

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as of
12/29/2025
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