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Cambridge, MA, United States of America

Sand 9, Inc.

USPTO Granted Patents = 52

EPO Patents = 1

Forward Citations = 280

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21 inventors (with patents filed for the assignee):

Jan H Kuypers (30 out of 40 patents)

Guiti Zolfagharkhani (24 out of 30 patents)

Klaus Juergen Schoepf (24 out of 34 patents)

4. Alexei Gaidarzhy (22 out of 29 patents)

5. Reimund Rebel (21 out of 31 patents)

6. David M Chen (20 out of 22 patents)

7. Pritiraj Mohanty (15 out of 38 patents)

8. Jason Goodelle (6 out of 6 patents)

9. Dean A Badillo (6 out of 21 patents)

10. Andrew William Sparks (3 out of 20 patents)

11. Florian Thalmayr (3 out of 11 patents)

12. Bruce Michael Newman (2 out of 8 patents)

13. Mohammad Asmani (2 out of 3 patents)

14. David Locascio (2 out of 5 patents)

15. Matthew J Crowley (2 out of 2 patents)

Core Competencies:

MEMS Microphone

Microelectromechanical Systems

Resonators

Oscillators

Piezoelectric Materials

Mechanical Resonating Structures

Gyroscopes

Signal Amplification

Temperature Compensation

Noise Reduction

Variable Phase Amplifier

Calibration Methods

52 patents: Sort by Forward Citations

1. 9048811 - Integration of piezoelectric materials with substrates (2015-06-02),

2. 9030080 - Microelectromechanical systems (MEMS) resonators and related apparatus and methods (2015-05-12),

3. 9029963 - MEMS microphone (2015-05-12),

4. 9013245 - Oscillators having arbitrary frequencies and related systems and methods (2015-04-21),

5. 9013088 - Field effect control of a microelectromechanical (MEMS) resonator (2015-04-21),

6. 9000854 - Timing oscillator having a non-linear MEMS resonator and related methods (2015-04-07),

7. 9000848 - Noise reduction in MEMS oscillators and related apparatus and methods (2015-04-07),

8. 8947171 - Coupled timing oscillators (2015-02-03),

9. 8937425 - Mechanical resonating structures including a temperature compensation structure (2015-01-20),

10. 8933565 - Integrated circuit wiring fabrication and related methods and apparatus (2015-01-13),

11. 8896385 - Oscillators having arbitrary frequencies and related systems and methods (2014-11-25),

12. 8896188 - Resonator electrodes and related methods and apparatus (2014-11-25),

13. 8878619 - Variable phase amplifier circuit and method of use (2014-11-04),

14. 8833161 - Microelectromechanical gyroscopes and related apparatus and methods (2014-09-16),

15. 8791762 - Method and apparatus for managing arbitrary frequencies (2014-07-29),

Sand 9, Inc. is a company specializing in the development and manufacture of micro-electromechanical systems (MEMS). They focus on creating advanced timing products that enable high-performance 5G networks, satellite communication systems, and other industries requiring precise timing. With a commitment to innovation and quality, Sand 9 continues to revolutionize the timing technology market.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

52 Patents

#40 in Cambridge, MA

#374 in Massachusetts

#6,537 in US

#13,143 in the World

Cambridge, MA, United States of America

Sand 9, Inc.

Forward Citations = 280

21 inventors:

Jan H Kuypers (30 out of 40 patents)

Guiti Zolfagharkhani (24 out of 30 patents)

Klaus Juergen Schoepf (24 out of 34 patents)

4. Alexei Gaidarzhy (22 out of 29 patents)

5. Reimund Rebel (21 out of 31 patents)

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