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Plano, TX, United States of America

Gordon H Matthews

Average Co-Inventor Count = 2.14

ph-index = 10

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 = 1,326

Gordon H MatthewsMichael L Fannin (8 patents)Gordon H MatthewsThomas B Tansil (8 patents)Gordon H MatthewsGordon H Matthews (10 patents)Michael L FanninMichael L Fannin (8 patents)Thomas B TansilThomas B Tansil (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Vmx, Incorporated (7 from 15 patents)

2. Other (2 from 832,718 patents)

3. Ecs Telecommunications, Inc. (1 from 1 patent)


10 patents:

1. 4761807 - Electronic audio communications system with voice authentication features

2. 4757525 - Electronic audio communications system with voice command features

3. 4682370 - Apparatus for automatically detecting and playing desired audio segments

4. 4652700 - Electronic audio communications system with versatile user accessibility

5. 4640991 - Electronic audio communications systems network

6. 4602129 - Electronic audio communications system with versatile message delivery

7. 4585906 - Electronic audio communication system with user controlled message

8. 4580012 - Electronic audio communications system with automatic user access

9. 4499601 - Method and apparatus for automatically detecting and playing desired

10. 4371752 - Electronic audio communication system

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as of
12/11/2025
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