For the Inventor, By the Inventor

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Palo Alto, CA, United States of America

Echelon Systems Corporation

USPTO Granted Patents = 15

Trademarks = 4

Forward Citations = 1,994

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15 inventors (with patents filed for the assignee):

Wendell B Sander (8 out of 109 patents)

William B Twitty (8 out of 10 patents)

Robert A Dolin (3 out of 17 patents)

4. Glen Meyers Riley (3 out of 33 patents)

5. Armas C Markkula, Jr (3 out of 5 patents)

6. Shabtai Evan (3 out of 7 patents)

7. Stephen B Smith (3 out of 5 patents)

8. Brooks E Cowart (3 out of 6 patents)

9. Marek J Fridrich (2 out of 3 patents)

10. Philip H Sutterlin (1 out of 42 patents)

11. Robert L Einkauf (1 out of 8 patents)

12. Richard S Kagan (1 out of 5 patents)

13. James M Von De Bur (1 out of 5 patents)

14. G Michael Hey (1 out of 2 patents)

15. William R Bemiss (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 5513324 - Method and apparatus using network variables in a multi-node network (1996-04-30),

2. 5319641 - Multiaccess carrier sensing network communication protocol with priority (1994-06-07),

3. 5297143 - Network communication protocol including a reliable multicasting (1994-03-22),

4. 5148144 - Data communication network providing power and message information (1992-09-15),

5. 5146471 - Correlator for spread spectrum communications systems (1992-09-08),

6. 5029180 - Transceiver providing selectable frequencies and spreading sequences (1991-07-02),

7. 5018138 - Protocol for network having a plurality of intelligent cells (1991-05-21),

8. 4979183 - Transceiver employing direct sequence spread spectrum techniques (1990-12-18),

9. 4969147 - Network and intelligent cell for providing sensing, bidirectional (1990-11-06),

10. 4969146 - Protocol for network having a plurality of intelligent cells (1990-11-06),

11. 4955018 - Protocol for network having plurality of intelligent cells (1990-09-04),

12. 4947484 - Protocol for network having a plurality of intelligent cells (1990-08-07),

13. 4941143 - Protocol for network having a plurality of intelligent cells (1990-07-10),

14. 4939728 - Network and intelligent cell for providing sensing bidirectional (1990-07-03),

15. 4918690 - Network and intelligent cell for providing sensing, bidirectional (1990-04-17),

Echelon Systems Corporation is a leading provider of innovative security solutions for businesses worldwide. With over 20 years of experience, we specialize in access control, video surveillance, and integrated security systems. Our cutting-edge technology and exceptional customer service make us the preferred choice for companies looking to protect their assets and employees. Visit our website to learn more about how Echelon Systems can help secure your business.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

15 Patents

#127 in Palo Alto, CA

#4,864 in California

#20,396 in US

#38,661 in the World

Palo Alto, CA, United States of America

Echelon Systems Corporation

Forward Citations = 1,994

15 inventors:

Wendell B Sander (8 out of 109 patents)

William B Twitty (8 out of 10 patents)

Robert A Dolin (3 out of 17 patents)

4. Glen Meyers Riley (3 out of 33 patents)

5. Armas C Markkula, Jr (3 out of 5 patents)

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