Growing community of inventors

Shimizu, Japan

Yasumasa Ogawa

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 = 16

Yasumasa Ogawa ↔ Motosuke Ogawa (1 patent)Yasumasa Ogawa ↔ Hiromitsu Fukazawa (1 patent)Yasumasa OgawaYasumasa Ogawa (1 patent)Motosuke OgawaMotosuke Ogawa (3 patents)Hiromitsu FukazawaHiromitsu Fukazawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dupont-mitsui Fluorochemicals Company, Ltd. (1 from 37 patents)


1 patent:

1. 5035833 - Blowing agent composition for preparing a rigid polyurethane foam

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12/12/2025
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