For the Inventor, By the Inventor

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Santa Clara, CA, United States of America

Turnstone Systems, Inc.

USPTO Granted Patents = 21

Forward Citations = 647

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14 inventors (with patents filed for the assignee):

Ramon C W Chea, Jr (15 out of 15 patents)

P Kingston Duffie (9 out of 13 patents)

Shawn Jay Cunningham (3 out of 15 patents)

4. Dana Richard DeReus (2 out of 25 patents)

5. Subham Sett (2 out of 5 patents)

6. Timothy John Hodgkinson (2 out of 2 patents)

7. Svetlana Tatic-Lucic (2 out of 3 patents)

8. P Kingston Duffle (2 out of 2 patents)

9. Harry Rodriguez (1 out of 68 patents)

10. Franz C Chen (1 out of 4 patents)

11. Kuo-Chung Lin (1 out of 1 patent)

12. Robert Crofford (1 out of 1 patent)

13. Jayant Ragde (1 out of 1 patent)

14. Wojtek Antoszkiewicz (1 out of 1 patent)

21 patents: Sort by Forward Citations

1. 6937157 - Smart cable for design of high density metallic cross connect systems (2005-08-30),

2. 6917086 - Trilayered beam MEMS device and related methods (2005-07-12),

3. 6903939 - Physical architecture for design of high density metallic cross connect systems (2005-06-07),

4. 6876482 - MEMS device having contact and standoff bumps and related methods (2005-04-05),

5. 6876047 - MEMS device having a trilayered beam and related methods (2005-04-05),

6. 6870724 - Protection of double end exposed systems (2005-03-22),

7. 6856936 - Method and system to provide an improved time domain reflectrometry technique (2005-02-15),

8. 6847114 - Micro-scale interconnect device with internal heat spreader and method for fabricating same (2005-01-25),

9. 6741675 - Method and apparatus for generating an audible tone in DSL environment (2004-05-25),

10. 6700770 - Protection of double end exposed systems (2004-03-02),

11. 6683768 - Circuit topology for protecting vulnerable micro electro-mechanical system (MEMS) and electronic relay devices (2004-01-27),

12. 6671149 - Systems and methods for protecting vulnerable micro electro-mechanical system (MEMS) and electronic relay devices (2003-12-30),

13. 6594343 - Splitter bypass architecture for testing multiple ports (2003-07-15),

14. 6574313 - Voice over DSL method and system for supporting a lifeline (2003-06-03),

15. 6574309 - Remotely actuated splittler bypass system and method (2003-06-03),

Turnstone Systems, Inc. is a leading technology company that specializes in developing innovative solutions for telecommunications industry. With expertise in network infrastructure, software development, and data analytics, Turnstone Systems helps its clients optimize their operations, improve efficiency, and enhance customer experience. By leveraging advanced technologies and cutting-edge strategies, the company empowers telecommunication providers to deliver seamless connectivity, accelerate digital transformation, and stay competitive in the rapidly evolving market.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

21 Patents

#198 in Santa Clara, CA

#3,615 in California

#15,151 in US

#29,031 in the World

Santa Clara, CA, United States of America

Turnstone Systems, Inc.

Forward Citations = 647

14 inventors:

Ramon C W Chea, Jr (15 out of 15 patents)

P Kingston Duffie (9 out of 13 patents)

Shawn Jay Cunningham (3 out of 15 patents)

4. Dana Richard DeReus (2 out of 25 patents)

5. Subham Sett (2 out of 5 patents)

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