Growing community of inventors

Sakai, Japan

Keizi Kubo

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 = 6

Keizi Kubo ↔ Teizo Kudo (1 patent)Keizi Kubo ↔ Shoji Furukawa (1 patent)Keizi KuboKeizi Kubo (1 patent)Teizo KudoTeizo Kudo (4 patents)Shoji FurukawaShoji Furukawa (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daicel Corporation (1 from 640 patents)


1 patent:

1. 4144287 - Impact-resistant resin composition

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as of
12/21/2025
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