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For the Inventor, By the Inventor

Wilmington, DE, United States of America

Idhl Holdings, Inc.


USPTO Granted Patents = 18

% Expired Patents = 22.2


Forward Citations = 28

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13 inventors (with patents filed for the assignee):

goldMedal Matthew G Liberty (9 out of 38 patents)

silverMedal Bryan Austin Cook (9 out of 16 patents)

bronzeMedal Daniel S Simpkins (4 out of 40 patents)

4.  Yun Li (4 out of 5 patents)

5.  Hua Sheng (4 out of 9 patents)

6.  Mark A Turner (3 out of 48 patents)

7.  Arno Penzias (2 out of 15 patents)

8.  Charles W K Gritton (2 out of 39 patents)

9.  Frank A Hunleth (2 out of 38 patents)

10.  Zhanlue Zhao (1 out of 1 patent)

11.  Joseph Tanen (1 out of 4 patents)

12.  Tom Morgan (1 out of 2 patents)

13.  Charles Wk Gritton (1 out of 6 patents)


18 patents:

1. 11157091 - 3D pointing devices and methods (2021-10-26),
2. 11154776 - Semantic gaming and application transformation (2021-10-26),
3. 11099031 - Methods and apparatus for determining the zero rate output of a sensor using a learning algorithm (2021-08-24),
4. 11079252 - Methods, apparatus and systems for gyroscope scale calibration (2021-08-03),
5. 10859597 - Methods, devices and systems for determining the zero rate output of a sensor (2020-12-08),
6. 10782792 - 3D pointing devices with orientation compensation and improved usability (2020-09-22),
7. 10685083 - Apparatuses and methods for calibrating magnetometer attitude-independent parameters (2020-06-16),
8. 10627239 - Methods, architectures, apparatuses, systems directed to improved dead reckoning for pedestrian navigation (2020-04-21),
9. 10620726 - 3D pointer mapping (2020-04-14),
10. 10545577 - 3D pointing device with up-down-left-right mode switching and integrated swipe detector (2020-01-28),
11. 10540020 - Mapped variable smoothing evolution method and device (2020-01-21),
12. 10514776 - 3D pointing devices and methods (2019-12-24),
13. 10325005 - Apparatuses and methods for calibrating magnetometer attitude-independent parameters (2019-06-18),
14. 10159897 - Semantic gaming and application transformation (2018-12-25),
15. 10120463 - Determining forward pointing direction of a handheld device (2018-11-06),
Company Overview
Idhl Holdings, Inc. is a Wilmington, Delaware-based company specializing in the development and commercialization of innovative technologies across various sectors. The organization focuses on enhancing product performance and efficiency through advanced research and engineering solutions. With a commitment to fostering innovation, Idhl Holdings engages in multiple domains, including software development, engineering services, and technology integration, aiming to deliver impactful solutions that address contemporary challenges in diverse industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

18 Patents

#228 in Wilmington, DE

#288 in Delaware

#17,963 in US

#34,217 in the World

Wilmington, DE (US)
Wilmington, DE, United States of America

Idhl Holdings, Inc.

Forward Citations = 28

13 inventors:

goldMedal Matthew G Liberty (9 out of 38 patents)

silverMedal Bryan Austin Cook (9 out of 16 patents)

bronzeMedal Daniel S Simpkins (4 out of 40 patents)

4.  Yun Li (4 out of 5 patents)

5.  Hua Sheng (4 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Idhl Holdings, Inc.. Retrieved from https://idiyas.com/company/idhl-holdings

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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