Growing community of inventors

Arlington Heights, IL, United States of America

Earl R Refsland

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 = 60

Earl R RefslandOrlando D Cambio, Jr (1 patent)Earl R RefslandEarl R Refsland (1 patent)Orlando D Cambio, JrOrlando D Cambio, Jr (13 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hudson Oxygen Therapy Sales Company (1 from 26 patents)


1 patent:

1. 4926856 - Feeding system

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/19/2025
Loading…