Growing community of inventors

Matsumoto, Japan

Kazumi Yamamoto

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

Kazumi Yamamoto ↔ Morio Matsumoto (1 patent)Kazumi Yamamoto ↔ Mitsuhiko Igarashi (1 patent)Kazumi YamamotoKazumi Yamamoto (1 patent)Morio MatsumotoMorio Matsumoto (18 patents)Mitsuhiko IgarashiMitsuhiko Igarashi (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Seiko Epson Corporation (1 from 33,436 patents)


1 patent:

1. 7905609 - Projector and brightness adjusting method

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12/19/2025
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