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Chino Hills, CA, United States of America

Roger Ma

Average Co-Inventor Count = 7.00

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 = 5

Roger MaKenneth Michael Sprouse (2 patents)Roger MaJohn Saunders Stevenson (2 patents)Roger MaDavid R Matthews (2 patents)Roger MaRobert Michael Zirin (2 patents)Roger MaRaymond Douglas Steele (2 patents)Roger MaConstantin Bugescu (2 patents)Roger MaRoger Ma (2 patents)Kenneth Michael SprouseKenneth Michael Sprouse (55 patents)John Saunders StevensonJohn Saunders Stevenson (44 patents)David R MatthewsDavid R Matthews (32 patents)Robert Michael ZirinRobert Michael Zirin (24 patents)Raymond Douglas SteeleRaymond Douglas Steele (14 patents)Constantin BugescuConstantin Bugescu (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. General Electric Company (2 from 51,873 patents)


2 patents:

1. 9228740 - Annular injector assembly and methods of assembling same

2. 8662408 - Annular injector assembly and methods of assembling the same

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idiyas.com
as of
12/4/2025
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