Growing community of inventors

Jyoyo, Japan

Osamu Doi

Average Co-Inventor Count = 2.00

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 = 45

Osamu Doi ↔ Takashi Okamoto (1 patent)Osamu DoiOsamu Doi (1 patent)Takashi OkamotoTakashi Okamoto (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Unitika Ltd. (1 from 390 patents)


1 patent:

1. 4365041 - Resin composition comprising water-soluble polyamide and vinyl

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as of
12/6/2025
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