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For the Inventor, By the Inventor

Aurora, CO, United States of America

Xel Communications, Inc.


USPTO Granted Patents = 12

Forward Citations = 389

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12 inventors (with patents filed for the assignee):

goldMedal Peter M Reum (5 out of 5 patents)

silverMedal Terry D Bolinger (3 out of 3 patents)

bronzeMedal David J Farrell (3 out of 5 patents)

4.  Joseph Marcus Elder (2 out of 9 patents)

5.  John A Neely (2 out of 2 patents)

6.  Jimmy D Slife (2 out of 2 patents)

7.  David Lee Holien (1 out of 5 patents)

8.  Ninh T Nguyen (1 out of 1 patent)

9.  Gaylord A Hart (1 out of 2 patents)

10.  Kevin S Machemer (1 out of 1 patent)

11.  Donald L Bise (1 out of 1 patent)

12.  Peter Ruether (1 out of 1 patent)


12 patents:

1. 5606725 - Broadband network having an upstream power transmission level that is (1997-02-25),
2. 5513173 - Data link access unit for T1 spans supporting the extended superframe (1996-04-30),
3. 5488413 - CATV telephony system using subsplit band for both directions of (1996-01-30),
4. 5408524 - Answer supervision over pulse code modulated carrier system and method (1995-04-18),
5. 5301187 - System for implementing broadband audio program telephony circuits using (1994-04-05),
6. 5247574 - Adaptive no balance DX signalling circuit (1993-09-21),
7. 5197068 - Intra channel bank communication protocols between channels and the line (1993-03-23),
8. 5151935 - Programmable universal signaling circuit for a telephone network (1992-09-29),
9. 5140625 - System for testing 2B1Q telephony loopback circuits and method therefor (1992-08-18),
10. 5131033 - Sealing current generator for a telephone circuit (1992-07-14),
11. 5081670 - Smart data station termination (DST) without active equalizers (1992-01-14),
12. 5034978 - Universal channel unit switchable between two wire and four wire (1991-07-23),
Company Overview
Xel Communications, Inc. is a technology company based in Aurora, Colorado, specializing in advanced communication solutions. The organization focuses on developing innovative products and services that enhance connectivity and streamline communication processes across various sectors. With a commitment to research and development, Xel aims to address the evolving needs of businesses and consumers in an increasingly digital world, leveraging cutting-edge technologies to deliver reliable and efficient communication tools.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

12 Patents

#8 in Aurora, CO

#535 in Colorado

#25,540 in US

#48,129 in the World

Aurora, CO (US)
Aurora, CO, United States of America

Xel Communications, Inc.

Forward Citations = 389

12 inventors:

goldMedal Peter M Reum (5 out of 5 patents)

silverMedal Terry D Bolinger (3 out of 3 patents)

bronzeMedal David J Farrell (3 out of 5 patents)

4.  Joseph Marcus Elder (2 out of 9 patents)

5.  John A Neely (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Xel Communications, Inc.. Retrieved from https://idiyas.com/company/xel-communications

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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