Forward Citations = 137

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5 inventors (with patents filed for the assignee):

James E Shaffer (5 out of 6 patents)

Robert G Distin, Jr (5 out of 6 patents)

Robert Distin (3 out of 3 patents)

4. Thomas J Lang (2 out of 3 patents)

5. Richard E Murray (1 out of 2 patents)

9 patents: Sort by Forward Citations

1. 4658675 - Epicyclic transmission utilizing sets of races having differential (1987-04-21),

2. 4643047 - Speed reducing gearing mechanism employing trochoidally formed gear (1987-02-17),

3. 4620457 - Nutating drive mechanisms having roller driving elements (1986-11-04),

4. 4620456 - Nutating drive mechanisms having spherical ball driving elements (1986-11-04),

5. 4604916 - Epicyclic transmission having cam driven roller retainer (1986-08-12),

6. 4584904 - Epicyclic transmission having free rolling roller driving elements (1986-04-29),

7. 4553451 - Pin controlled retainer for epicyclic transmission (1985-11-19),

8. 4552037 - Retainer for epicyclic transmission (1985-11-12),

9. 4446752 - Epicycloidal gears and gear tooth arrangement therefor (1984-05-08),

Company Overview

Advanced Energy Concepts '81, Ltd. is a leading renewable energy company that specializes in providing innovative solutions for energy production and conservation. With over 40 years of experience, we offer a wide range of services including solar panel installation, wind turbine maintenance, and energy efficiency consulting. Our team of experts is dedicated to helping our clients reduce their dependence on traditional energy sources and create a more sustainable future.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

9 Patents

#130 in Boulder, CO

#696 in Colorado

#32,605 in US

Boulder, CO, United States of America

Advanced Energy Concepts '81, Ltd.

Forward Citations = 137

5 inventors:

James E Shaffer (5 out of 6 patents)

Robert G Distin, Jr (5 out of 6 patents)

Robert Distin (3 out of 3 patents)

4. Thomas J Lang (2 out of 3 patents)

5. Richard E Murray (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Advanced Energy Concepts '81, Ltd.. Retrieved from https://idiyas.com/company/advanced-energy-concepts-81

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]