For the Inventor, By the Inventor

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Los Angeles, CA, United States of America

Hi LLC

USPTO Granted Patents = 145

% Expired Patents = 2.8

EPO Patents = 1

Trademarks = 9

Forward Citations = 976

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80 inventors (with patents filed for the assignee):

Ryan Field (58 out of 58 patents)

Jamu Alford (44 out of 55 patents)

Bruno Do Valle (32 out of 32 patents)

4. Husam Katnani (31 out of 31 patents)

5. Jacob Dahle (29 out of 29 patents)

6. Rong Jin (24 out of 25 patents)

7. Hooman Mohseni (24 out of 43 patents)

8. Ethan Pratt (23 out of 24 patents)

9. Sebastian Sorgenfrei (22 out of 22 patents)

10. Micah Ledbetter (21 out of 29 patents)

11. Isai Olvera (18 out of 18 patents)

12. Scott Jeremy Seidman (17 out of 17 patents)

13. Ricardo Jiménez-Martínez (16 out of 16 patents)

14. Michael Henninger (15 out of 15 patents)

15. Daniel Sobek (14 out of 53 patents)

Core Competencies:

Optical Measurement

Calibration Techniques

Photodetector Sensitivity

Noise Reduction

Multimodal Systems

Biopotential Recordings

Magnetic Field Measurement

Neural Detection

Wearable Devices

Non-Invasive Detection

Time-of-Flight

Magnetoencephalography

145 patents: Sort by Forward Citations

1. 12642487 - Detector assemblies for a wearable module of an optical measurement system and including spring-loaded light-receiving members (2026-06-02),

2. 12629062 - Time domain-based optical measurement systems and methods configured to measure absolute properties of tissue (2026-05-19),

3. 12502079 - Instrument response function monitor on an optical measurement device (2025-12-23),

4. 12440135 - Systems and methods for calibration of an optical measurement system (2025-10-14),

5. 12436280 - Maintaining consistent photodetector sensitivity in an optical measurement system (2025-10-07),

6. 12433543 - Techniques for determining a timing uncertainty of a component of an optical measurement system (2025-10-07),

7. 12433517 - Devices, systems, and methods for calibrating an optical measurement device (2025-10-07),

8. 12251233 - Multimodal wearable measurement systems and methods (2025-03-18),

9. 12235154 - Maintaining consistent photodetector sensitivity in an optical measurement system (2025-02-25),

10. 12226187 - Estimation of source-detector separation in an optical measurement system (2025-02-18),

11. 12213765 - Photodetector calibration of an optical measurement system (2025-02-04),

12. 12147870 - Phase lock loop circuit based adjustment of a measurement time window in an optical measurement system (2024-11-19),

13. 12144653 - Systems, circuits, and methods for reducing common-mode noise in biopotential recordings (2024-11-19),

14. 12138068 - Techniques for characterizing a nonlinearity of a time-to-digital converter in an optical measurement system (2024-11-12),

15. 12097010 - Maintaining consistent photodetector sensitivity in an optical measurement system (2024-09-24),

HI LLC is a leading technology company specializing in providing innovative solutions for businesses. With a strong focus on digital transformation and technological advancements, HI LLC enables organizations to enhance efficiency, streamline processes, and drive growth. Offering a wide range of services, including software development, IT consulting, and cloud computing, HI LLC strives to exceed customer expectations by delivering cutting-edge solutions tailored to their specific needs.

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

Company Badge

USPTO Data Jan 1 1976 - Sep 22 2026

145 Patents

#12 in Los Angeles, CA

#595 in California

#2,695 in US

#5,606 in the World

Los Angeles, CA, United States of America

Hi LLC

Forward Citations = 976

80 inventors:

Ryan Field (58 out of 58 patents)

Jamu Alford (44 out of 55 patents)

Bruno Do Valle (32 out of 32 patents)

4. Husam Katnani (31 out of 31 patents)

5. Jacob Dahle (29 out of 29 patents)

Please report any incorrect information to [email protected]

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