Growing community of inventors

Chiba, Japan

Osamu Chiba

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 = 50

Osamu Chiba ↔ Eric P Fracassi (1 patent)Osamu ChibaOsamu Chiba (1 patent)Eric P FracassiEric P Fracassi (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Wolverine Outdoors, Inc. (1 from 311 patents)


1 patent:

1. D895248 - Footwear sole

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as of
12/17/2025
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