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For the Inventor, By the Inventor

Menlo Park, CA, United States of America

Earlens Corporation


USPTO Granted Patents = 101

% Expired Patents = 2.0


Trademarks = 4

Forward Citations = 2,469

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63 inventors (with patents filed for the assignee):

goldMedal Sunil Puria (59 out of 66 patents)

silverMedal Rodney C Perkins (36 out of 90 patents)

bronzeMedal Jonathan P Fay (34 out of 40 patents)

4.  Paul Rucker (24 out of 25 patents)

5.  Micha Rosen (18 out of 18 patents)

6.  James Stone (16 out of 24 patents)

7.  Cem Shaquer (14 out of 14 patents)

8.  Stuart W Wenzel (13 out of 25 patents)

9.  Vincent Pluvinage (11 out of 20 patents)

10.  Jake L Olsen (11 out of 11 patents)

11.  Kulbir S Sandhu (9 out of 33 patents)

12.  Lee Felsenstein (8 out of 19 patents)

13.  William M Facteau (7 out of 47 patents)

14.  Daniel K Hallock (6 out of 12 patents)

15.  Brendan Larkin (6 out of 6 patents)


Core Competencies:
Noise Reduction
Contact Systems
Piezoelectric Transducer
Optical Devices
Customized Ear Canal
Inductive Coupling
Communication Integration
High Fidelity
Dynamic Filtering
Venting Techniques
Feedback Management
Rechargeable Systems

101 patents:

1. 12598432 - Side-by-side comparison of hearing device output based on physical coupling to device under simulation (2026-04-07),
2. 12574687 - Environmental noise estimation and reduction based on a constructed noise reference from a multi-microphone input (2026-03-10),
3. 12250522 - Light driven contact hearing aid (2025-03-11),
4. 12192706 - Intermodulation distortion reduction in a contact hearing system (2025-01-07),
5. 12133054 - Devices and methods for hearing (2024-10-29),
6. 12003924 - Piezoelectric transducer for tympanic membrane (2024-06-04),
7. 11997458 - Contact hearing systems, apparatus and methods (2024-05-28),
8. 11979718 - Contact hearing device and retention structure materials (2024-05-07),
9. 11930325 - Direct print chassis for contact hearing system (2024-03-12),
10. 11889271 - Charging protocol for rechargable hearing systems (2024-01-30),
11. 11889266 - Modulation in a contact hearing system (2024-01-30),
12. 11805374 - Systems and methods for photo-mechanical hearing transduction (2023-10-31),
13. 11800303 - Sliding bias and peak limiting for optical hearing devices (2023-10-24),
14. 11750988 - Tympanic lens for hearing device with reduced fluid ingress (2023-09-05),
15. 11743663 - Anatomically customized ear canal hearing apparatus (2023-08-29),
Earlens Corporation, based in Menlo Park, California, specializes in advanced hearing devices that leverage innovative technologies to enhance auditory experiences. The company focuses on core areas such as noise reduction, customized ear canal solutions, and high-fidelity sound reproduction. Earlens integrates piezoelectric transducers and optical devices to deliver superior sound quality, while employing inductive coupling for seamless communication. Their commitment to research and development positions them at the forefront of hearing technology, aiming to improve the quality of life for individuals with hearing impairments.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Earlens Corporation
101 Patents

#16 in Menlo Park, CA

#859 in California

#3,754 in US

#7,705 in the World

Menlo Park, CA (US)
Menlo Park, CA, United States of America

Earlens Corporation

Forward Citations = 2,469

63 inventors:

goldMedal Sunil Puria (59 out of 66 patents)

silverMedal Rodney C Perkins (36 out of 90 patents)

bronzeMedal Jonathan P Fay (34 out of 40 patents)

4.  Paul Rucker (24 out of 25 patents)

5.  Micha Rosen (18 out of 18 patents)

Please report any incorrect information to [email protected]
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