Growing community of inventors

Chiba, Japan

Keizo Oka

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 = 2

Keizo OkaKazutsune Kikuta (1 patent)Keizo OkaMitsuo Kurita (1 patent)Keizo OkaKeizo Oka (1 patent)Kazutsune KikutaKazutsune Kikuta (21 patents)Mitsuo KuritaMitsuo Kurita (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Chisso Corporation (1 from 1,109 patents)


1 patent:

1. 5290497 - Process for producing molded articles of polyimide precursor

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