Growing community of inventors

Funabashi, Japan

Ryoko Kawamura, Legal Representative

Average Co-Inventor Count = 5.00

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

Ryoko Kawamura, Legal Representative ↔ Masaaki Ozawa (1 patent)Ryoko Kawamura, Legal Representative ↔ Mikio Kasai (1 patent)Ryoko Kawamura, Legal Representative ↔ Daichi Kawamura, Legal Representative (1 patent)Ryoko Kawamura, Legal Representative ↔ Yoshie Kawamura, Legal Representative (1 patent)Ryoko Kawamura, Legal RepresentativeRyoko Kawamura, Legal Representative (1 patent)Masaaki OzawaMasaaki Ozawa (37 patents)Mikio KasaiMikio Kasai (5 patents)Daichi Kawamura, Legal RepresentativeDaichi Kawamura, Legal Representative (1 patent)Yoshie Kawamura, Legal RepresentativeYoshie Kawamura, Legal Representative (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Chemical Industries Limited (1 from 1,235 patents)


1 patent:

1. 7531585 - Polyactic acid resin composition

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as of
1/8/2026
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