Growing community of inventors

Maebashi, Japan

Hiroyuki Sugiyama

Average Co-Inventor Count = 4.00

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 = 1

Hiroyuki SugiyamaJames P Elwell (1 patent)Hiroyuki SugiyamaConner Schramm (1 patent)Hiroyuki SugiyamaParker Freeman (1 patent)Hiroyuki SugiyamaHiroyuki Sugiyama (1 patent)James P ElwellJames P Elwell (92 patents)Conner SchrammConner Schramm (8 patents)Parker FreemanParker Freeman (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Putco, Inc. (1 from 108 patents)


1 patent:

1. 11624488 - Multi-section LED light bar with driver

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/18/2025
Loading…