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For the Inventor, By the Inventor

St. Louis, MO, United States of America

Aclara Power-Line Systems Inc.


USPTO Granted Patents = 11

Trademarks = 2

Forward Citations = 64

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15 inventors (with patents filed for the assignee):

goldMedal Quentin H Spencer (6 out of 9 patents)

silverMedal David W Rieken (3 out of 16 patents)

bronzeMedal Priotomo Abiprojo (1 out of 9 patents)

4.  John B Hessling, Jr (1 out of 5 patents)

5.  Christopher K Fleck (1 out of 6 patents)

6.  Joshua K Drumeller (1 out of 1 patent)

7.  Benjamin A Hammond (1 out of 2 patents)

8.  Dennis L Kelley (1 out of 1 patent)

9.  William J Davis (1 out of 1 patent)

10.  Michael R Walker, Ii (1 out of 1 patent)

11.  Edward Kobeszka (1 out of 1 patent)

12.  Mark Virkus (1 out of 1 patent)

13.  Gordon Gregg (1 out of 1 patent)

14.  Ronald A Smith (1 out of 36 patents)

15.  Mark Thompson (1 out of 1 patent)


11 patents:

1. 8649444 - TWACS pulse inductor reversal circuit (2014-02-11),
2. 8542720 - Detection of outbound message signals in a power line two-way communications system (2013-09-24),
3. 8456285 - Detection of fast poll responses in a TWACS inbound receiver (2013-06-04),
4. 8441372 - Wireless broadband communications network for a utility (2013-05-14),
5. 8433452 - Method for load control using temporal measurements of energy for individual pieces of equipment (2013-04-30),
6. 8401093 - General method for low-frequency data transmission on a power line (2013-03-19),
7. 8401039 - Point-to-point communications systems particularly for use in power distribution system (2013-03-19),
8. 8336352 - Transient detector and fault classifier for a power distribution system (2012-12-25),
9. 8040251 - Detection of fast poll responses in a TWACS inbound receiver (2011-10-18),
10. 7831884 - Method of correcting message errors using cyclic redundancy checks (2010-11-09),
11. 7733245 - Compression scheme for interval data (2010-06-08),
Company Overview
Aclara Power-Line Systems Inc. specializes in advanced technologies for utility management and energy distribution. The company focuses on developing innovative solutions that enhance the efficiency and reliability of power delivery systems. With a strong emphasis on smart grid technologies, Aclara aims to empower utilities with tools for better monitoring, control, and optimization of energy resources. Headquartered in St. Louis, MO, Aclara serves a diverse range of clients across the energy sector, contributing to the evolution of modern energy infrastructure.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

11 Patents

#176 in St. Louis, MO

#387 in Missouri

#27,514 in US

#51,761 in the World

St. Louis, MO (US)
St. Louis, MO, United States of America

Aclara Power-Line Systems Inc.

Forward Citations = 64

15 inventors:

goldMedal Quentin H Spencer (6 out of 9 patents)

silverMedal David W Rieken (3 out of 16 patents)

bronzeMedal Priotomo Abiprojo (1 out of 9 patents)

4.  John B Hessling, Jr (1 out of 5 patents)

5.  Christopher K Fleck (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Aclara Power-Line Systems Inc.. Retrieved from https://idiyas.com/company/aclara-power-line-systems

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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