Growing community of inventors

Ube, Japan

Akira Ooka

Average Co-Inventor Count = 4.21

ph-index = 2

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 = 6

Akira OokaKatsutoshi Fujii (4 patents)Akira OokaTokio Obata (4 patents)Akira OokaShoji Shikita (2 patents)Akira OokaToshinobu Tanaka (1 patent)Akira OokaYoshinori Yamanaka (1 patent)Akira OokaShin Suizu (1 patent)Akira OokaAkira Ooka (4 patents)Katsutoshi FujiiKatsutoshi Fujii (26 patents)Tokio ObataTokio Obata (17 patents)Shoji ShikitaShoji Shikita (21 patents)Toshinobu TanakaToshinobu Tanaka (7 patents)Yoshinori YamanakaYoshinori Yamanaka (6 patents)Shin SuizuShin Suizu (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ube Industries, Inc. (4 from 1,432 patents)


4 patents:

1. 5498612 - 4-phenethylaminopyrimidine derivative, and agricultural and

2. 5380744 - Phenoxyalkylamine derivative and agricultural and horticultural chemical

3. 5252596 - Phenoxyalkylamine derivative and method for controlling noxious

4. 5039692 - Phenoxyalkylamine derivatives, and insecticides, acaricides and

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1/5/2026
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