Growing community of inventors

Etna, NH, United States of America

Robert H Marion

Average Co-Inventor Count = 3.75

ph-index = 2

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

Robert H MarionLarry A Nativi (1 patent)Robert H MarionTahsin A Ashour (1 patent)Robert H MarionWilliam A Tower (1 patent)Robert H MarionHollis A Harris (1 patent)Robert H MarionL Christopher Towle (1 patent)Robert H MarionDonald E Derrick (1 patent)Robert H MarionRobert H Marion (2 patents)Larry A NativiLarry A Nativi (11 patents)Tahsin A AshourTahsin A Ashour (2 patents)William A TowerWilliam A Tower (2 patents)Hollis A HarrisHollis A Harris (1 patent)L Christopher TowleL Christopher Towle (1 patent)Donald E DerrickDonald E Derrick (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Loctite Luminescent Systems, Inc. (2 from 6 patents)

2. The Mtl Instruments Group Plc (1 from 3 patents)


2 patents:

1. 5412544 - Method of illuminating and providing emergency egress guidance for

2. 5051654 - Electroluminescent lamp and method of manufacture

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idiyas.com
as of
12/17/2025
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