Keith W Barnes

This inventor holds 68 USPTO granted patents and 12 published patent applications, plus 2 CIPO patents and 5 EPO patents, primarily in Wireless Network Protocols. Top assignees: Itron Gmbh, E.f. Johnson Company, Nextnet Wireless, Inc.. Active years: 1987-2026.

USPTO Granted Patents = 68 (Patent Applications = 12)

% Patents Active = 97.1

CIPO Patents = 2 (Patent Applications = 2)

EPO Patents = 5 (Patent Applications = 7)

Average Co-Inventor Count = 3.2

ph-index = 11

Forward Citations = 412(Granted Patents)

Forward Citations (Not Self Cited) = 390(Dec 10, 2025)

Location History:

San Carlos, CA (US) (1987)
Waseca, MN (US) (1991 - 2024)
Waseca, MI (US) (2022 - 2024)

Company Filing History:

Nextnet Wireless, Inc.

patents

4. 2 out of 5

Transcrypt International/e. F. Johnson Company

patents

5. 1 out of 1

Kontron Electronics, Inc.

patent

6. 1 out of 1

Transcrypt International/e.f. Johnson

patent

7. 1 out of 1

Transcrypt Internationall E. F. Johnson Company

patent

Years Active: 1987-2026

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Areas of Expertise:

Wireless Network Protocol

Battery Powered Devices

Message Transmission

Error Correction

Mesh Network

Network Reliability

Time Synchronization

Event Allocation

Parent Selection

Beacon Transmission

Discovery Mechanism

68 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12689941 - Targeted parent selection for battery-powered devices (2026-07-21),

2. 12627584 - Determining network reliability using message success rates (2026-05-12),

3. 12550041 - Network protocol for battery powered devices within a wireless network (2026-02-10),

4. 12519599 - Group acknowledgement message efficiency (2026-01-06),

5. 12446099 - LTE modem eDRx paging opportunity management (2025-10-14),

6. 12439327 - Reboot time metric determination for access points (2025-10-07),

7. 12418360 - Management of message transmission using forward error correction (2025-09-16),

8. 12395259 - Unicast transmissions in mesh network nodes (2025-08-19),

9. 12355648 - Determining network reliability using message success rates (2025-07-08),

10. 12328790 - LTE modem eDRx paging opportunity management (2025-06-10),

11. 12250725 - Resolving beacon transmission and receipt conflicts in mesh network nodes (2025-03-11),

12. 12231332 - Network protocol for battery powered devices within a wireless network (2025-02-18),

13. 12191984 - Time synchronization of mesh network nodes (2025-01-07),

14. 12167328 - Downlink event allocation in a network (2024-12-10),

15. 12160358 - Determining network reliability using message success rates (2024-12-03),

Title: The Innovative Journey of Keith W. Barnes

Introduction: Keith W. Barnes, a talented inventor hailing from Waseca, MN (US), has made significant contributions to the world of innovation with his creative mind and dedication to problem-solving.

Latest Patents: Keith W. Barnes has recently been granted patents for his groundbreaking inventions in the field of renewable energy technologies, including a solar-powered water purification system and a wind turbine design that maximizes energy efficiency.

Career Highlights: With a background in mechanical engineering, Keith W. Barnes has spent over two decades working in various research institutions and companies, honing his skills in developing sustainable solutions for environmental challenges. His work has been recognized with multiple awards for innovation and excellence in engineering.

Collaborations: Throughout his career, Keith W. Barnes has collaborated with leading experts in the renewable energy sector, partnering with universities, companies, and research institutions to bring his inventions to life. His collaborative spirit and passion for innovation have led to successful projects that have had a positive impact on the environment.

Conclusion: Keith W. Barnes continues to push the boundaries of innovation, inspiring others with his creative approach to problem-solving and his commitment to creating a more sustainable future for generations to come. His contributions to the field of renewable energy technologies have solidified his reputation as a visionary inventor with a passion for making a difference.