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For the Inventor, By the Inventor

Victoria, MN, United States of America

Hei, Inc.

Calculating rank
USPTO Granted Patents = 19

% Expired Patents = 21.1


Forward Citations = 668

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25 inventors (with patents filed for the assignee):

goldMedal Parker Chandler (3 out of 3 patents)

silverMedal Theodore T Paczkowski (2 out of 2 patents)

bronzeMedal River Guanghua Huang (2 out of 2 patents)

4.  Guanghua River Huang (2 out of 12 patents)

5.  Scott J Kazle (2 out of 2 patents)

6.  Ronald O Lindberg (2 out of 2 patents)

7.  Wayne A Mueller (2 out of 2 patents)

8.  David K Robertson (2 out of 2 patents)

9.  Scott M Stole (1 out of 2 patents)

10.  James A Willmore (1 out of 5 patents)

11.  River (Guanghua) Huang (1 out of 1 patent)

12.  Gregory Wambeke (1 out of 1 patent)

13.  Glen Zirbes (1 out of 1 patent)

14.  Richard A Marsteller (1 out of 1 patent)

15.  Hans E Heyn (1 out of 3 patents)


19 patents:

1. 12345773 - System for estimating the state of health (SOH) of battery, system and method for deriving parameters therefor (2025-07-01),
2. 7624499 - Flexible circuit having an integrally formed battery (2009-12-01),
3. 6838953 - High-frequency interconnection for circuits (2005-01-04),
4. 6798223 - Test methods, systems, and probes for high-frequency wireless-communications devices (2004-09-28),
5. 6696952 - Structures and assembly methods for radio-frequency-identification modules (2004-02-24),
6. 6674869 - Hearing-aid assembly using folded flex circuits (2004-01-06),
7. 6646521 - Connection for conducting high frequency signal between a circuit and a discrete electric component (2003-11-11),
8. 6517282 - Erosion control mats (2003-02-11),
9. 6469592 - High-frequency interconnection for circuits (2002-10-22),
10. 6294966 - Interconnection device (2001-09-25),
11. 6014320 - High density stacked circuit module (2000-01-11),
12. 5936847 - Low profile electronic circuit modules (1999-08-10),
13. 5847930 - Edge terminals for electronic circuit modules (1998-12-08),
14. 4677428 - Cordless light pen (1987-06-30),
15. 4603261 - Document reading apparatus (1986-07-29),
Company Overview
Hei, Inc. is a technology-driven company based in Victoria, Minnesota, specializing in innovative solutions for the healthcare and medical device sectors. The organization focuses on developing advanced technologies that enhance patient care and streamline healthcare processes. With a commitment to research and development, Hei, Inc. aims to address critical challenges in medical technology, leveraging expertise in engineering and design to create impactful products that improve outcomes in various healthcare settings.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

19 Patents

#1 in Victoria, MN

#510 in Minnesota

#17,154 in US

#32,705 in the World

Victoria, MN (US)
Victoria, MN, United States of America

Hei, Inc.

Forward Citations = 668

25 inventors:

goldMedal Parker Chandler (3 out of 3 patents)

silverMedal Theodore T Paczkowski (2 out of 2 patents)

bronzeMedal River Guanghua Huang (2 out of 2 patents)

4.  Guanghua River Huang (2 out of 12 patents)

5.  Scott J Kazle (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hei, Inc.. Retrieved from https://idiyas.com/company/hei

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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