Growing community of inventors

Hachioji, Japan

Yasuhiro Hayakawa

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 = 8

Yasuhiro Hayakawa ↔ Kazuhiro Mitani (1 patent)Yasuhiro HayakawaYasuhiro Hayakawa (1 patent)Kazuhiro MitaniKazuhiro Mitani (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Showa Denko K.k. (1 from 1,960 patents)


1 patent:

1. D597705 - Reflector for lighting fixture

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as of
12/19/2025
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