Growing community of inventors

Hingham, MA, United States of America

Douglas Ryan

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 = 3

Douglas RyanMichael S Schuler (2 patents)Douglas RyanJohn A Hendrix, Jr (2 patents)Douglas RyanChad Jason Walker (2 patents)Douglas RyanJohn A Hendrix (2 patents)Douglas RyanJohn A Hendrix Jr (0 patent)Douglas RyanDouglas Ryan (2 patents)Michael S SchulerMichael S Schuler (5 patents)John A Hendrix, JrJohn A Hendrix, Jr (3 patents)Chad Jason WalkerChad Jason Walker (2 patents)John A HendrixJohn A Hendrix (3 patents)John A Hendrix JrJohn A Hendrix Jr (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Siemens Industry, Inc. (2 from 927 patents)


2 patents:

1. 10152032 - System and method for controlling and monitoring environmental conditions in a building using an integrated rack

2. 9869611 - System and method for testing a building control system that controls and monitors environmental conditions in a building

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as of
1/12/2026
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