Growing community of inventors

Tokyo, Japan

Toshiyuki Koya

Average Co-Inventor Count = 7.00

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 = 23

Toshiyuki KoyaTadamasa Hayashi (1 patent)Toshiyuki KoyaSyuichi Ueno (1 patent)Toshiyuki KoyaToyoshi Mizushima (1 patent)Toshiyuki KoyaJyunichi Yamaji (1 patent)Toshiyuki KoyaMasashi Fukuhara (1 patent)Toshiyuki KoyaTakashi Ohtu (1 patent)Toshiyuki KoyaToshiyuki Koya (1 patent)Tadamasa HayashiTadamasa Hayashi (5 patents)Syuichi UenoSyuichi Ueno (5 patents)Toyoshi MizushimaToyoshi Mizushima (4 patents)Jyunichi YamajiJyunichi Yamaji (1 patent)Masashi FukuharaMasashi Fukuhara (1 patent)Takashi OhtuTakashi Ohtu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ebara Corporation (1 from 2,512 patents)


1 patent:

1. 5504307 - Heat transfer material for heating and heating unit and heating

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1/4/2026
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