Growing community of inventors

Wayland, MA, United States of America

Hollis L Gray, Jr

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 = 17

Hollis L Gray, Jr ↔ Seymour Mermelstein (1 patent)Hollis L Gray, Jr ↔ Arthur W Crampton (1 patent)Hollis L Gray, JrHollis L Gray, Jr (1 patent)Seymour MermelsteinSeymour Mermelstein (8 patents)Arthur W CramptonArthur W Crampton (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dresser Industries, Inc. (1 from 1,238 patents)


1 patent:

1. 4499773 - Variable capacitance pressure transducer

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/9/2026
Loading…