Growing community of inventors

Tochigi, Japan

Toru Hayase

Average Co-Inventor Count = 4.32

ph-index = 3

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 = 20

Toru HayaseMasaaki Yamamura (2 patents)Toru HayaseJunichi Inokoshi (2 patents)Toru HayaseKazutaka Shiratsuchi (2 patents)Toru HayaseYoshifumi Nishimoto (1 patent)Toru HayaseTohru Katoh (1 patent)Toru HayaseUichiro Nishimoto (1 patent)Toru HayaseOsamu Tachizawa (1 patent)Toru HayaseHarumitsu Toyoda (1 patent)Toru HayaseMina Tomita (8 patents)Toru HayaseYasuyuki Okuda (7 patents)Toru HayaseHaruko Kawaguchi (1 patent)Toru HayaseJun Sasaki (5 patents)Toru HayaseKoshiro Sotoya (1 patent)Toru HayaseAiko Onda (3 patents)Toru HayaseAkio Takahashi (0 patent)Toru HayaseToru Hayase (3 patents)Masaaki YamamuraMasaaki Yamamura (20 patents)Junichi InokoshiJunichi Inokoshi (13 patents)Kazutaka ShiratsuchiKazutaka Shiratsuchi (6 patents)Yoshifumi NishimotoYoshifumi Nishimoto (39 patents)Tohru KatohTohru Katoh (25 patents)Uichiro NishimotoUichiro Nishimoto (15 patents)Osamu TachizawaOsamu Tachizawa (13 patents)Harumitsu ToyodaHarumitsu Toyoda (12 patents)Mina TomitaMina Tomita (8 patents)Yasuyuki OkudaYasuyuki Okuda (7 patents)Haruko KawaguchiHaruko Kawaguchi (6 patents)Jun SasakiJun Sasaki (5 patents)Koshiro SotoyaKoshiro Sotoya (4 patents)Aiko OndaAiko Onda (3 patents)Akio TakahashiAkio Takahashi (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kao Corporation (3 from 3,600 patents)


3 patents:

1. 6451000 - Disposable diaper

2. 5282983 - Fabric softener composition and ammonium salt

3. 5242607 - Concentrated softener

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12/7/2025
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