For the Inventor, By the Inventor

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Boston, MA, United States of America

Vesper Technologies Inc.

USPTO Granted Patents = 17

EPO Patents = 3

Trademarks = 1

Forward Citations = 148

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10 inventors (with patents filed for the assignee):

Robert J Littrell (16 out of 37 patents)

Karl Grosh (9 out of 24 patents)

Ronald Gagnon (5 out of 8 patents)

4. Craig E Core (3 out of 9 patents)

5. Yu Hui (2 out of 2 patents)

6. Michael Carfore (1 out of 4 patents)

7. Shuwan Xue (1 out of 2 patents)

8. Chen-Wei Huang (1 out of 1 patent)

9. Wang Kyung Sung (1 out of 1 patent)

10. Hamid Basaeri (1 out of 3 patents)

11. Robert John Littrell (0 patent)

17 patents: Sort by Forward Citations

1. 11438706 - Robust MEMS microphone (2022-09-06),

2. 11418882 - Piezoelectric MEMS device with an adaptive threshold for detection of an acoustic stimulus (2022-08-16),

3. 11363387 - Transducer system with configurable acoustic overload point (2022-06-14),

4. 11259124 - Acoustic transducer with gap-controlling geometry and method of manufacturing an acoustic transducer (2022-02-22),

5. 11228843 - Electrically isolated device for providing a sub-threshold conduction path for leakage current across a piezoelectric transducer (2022-01-18),

6. 11217741 - MEMS process power (2022-01-04),

7. 11099078 - Acoustic sensor with temperature structure (2021-08-24),

8. 10964880 - Piezoelectric MEMS microphone (2021-03-30),

9. 10917727 - Transducer system with configurable acoustic overload point (2021-02-09),

10. 10825982 - Piezoelectric micro-electro-mechanical systems (MEMS) device with a beam strengthening physical element (2020-11-03),

11. 10771889 - Acoustic filtering (2020-09-08),

12. 10715922 - Piezoelectric mems device for producing a signal indicative of detection of an acoustic stimulus (2020-07-14),

13. 10566517 - Staggering of openings in electrodes for crack mitigation (2020-02-18),

14. 10284960 - Acoustic transducer with gap-controlling geometry and method of manufacturing an acoustic transducer (2019-05-07),

15. 10170685 - Piezoelectric MEMS microphone (2019-01-01),

Vesper Technologies Inc. is a cutting-edge technology company specializing in the development of advanced communication systems. We design and manufacture innovative hardware and software solutions to address the growing demands of the modern world. Our team of skilled engineers and researchers are committed to pushing the boundaries of technology to create products that enhance communication efficiency, security, and reliability. Visit our website to learn more about our products and services.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

17 Patents

#132 in Boston, MA

#1,105 in Massachusetts

#18,297 in US

#34,825 in the World

Boston, MA, United States of America

Vesper Technologies Inc.

Forward Citations = 148

10 inventors:

Robert J Littrell (16 out of 37 patents)

Karl Grosh (9 out of 24 patents)

Ronald Gagnon (5 out of 8 patents)

4. Craig E Core (3 out of 9 patents)

5. Yu Hui (2 out of 2 patents)

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