For the Inventor, By the Inventor

Enter assignee name

Cambridge, MA, United States of America

Greatpoint Energy, Inc.

USPTO Granted Patents = 46

Forward Citations = 707

Loading Chart...

Loading Chart...

25 inventors (with patents filed for the assignee):

Earl Robinson (24 out of 24 patents)

Pattabhi K Raman (23 out of 23 patents)

Avinash Sirdeshpande (14 out of 15 patents)

4. Alkis S Rappas (9 out of 11 patents)

5. Kenneth Keckler (6 out of 10 patents)

6. Robert A Spitz (6 out of 6 patents)

7. Vincent G Reiling (6 out of 6 patents)

8. Francis Sikming Lau (5 out of 8 patents)

9. Nicholas Charles Nahas (5 out of 25 patents)

10. George Frederick Salem (4 out of 17 patents)

11. Edwin J Hippo (4 out of 4 patents)

12. Donald Anthony (2 out of 2 patents)

13. Nelson Yee (2 out of 2 patents)

14. Jeffery Smith (2 out of 2 patents)

15. Charles Mims (2 out of 2 patents)

Core Competencies:

Hydromethanation

Catalytic Gasification

Carbon Utilization

Biomass Feedstocks

Methanol Production

Enhanced Oil Recovery

Steam Generation

Gasification Processes

Coal Compositions

Methane Separation

Syngas Products

Particulate Compositions

46 patents: Sort by Forward Citations

1. 10464872 - Catalytic gasification to produce methanol (2019-11-05),

2. 10435637 - Hydromethanation of a carbonaceous feedstock with improved carbon utilization and power generation (2019-10-08),

3. 10344231 - Hydromethanation of a carbonaceous feedstock with improved carbon utilization (2019-07-09),

4. 9353322 - Hydromethanation of a carbonaceous feedstock (2016-05-31),

5. 9328920 - Use of contaminated low-rank coal for combustion (2016-05-03),

6. 9273260 - Agglomerated particulate low-rank coal feedstock and uses thereof (2016-03-01),

7. 9234149 - Steam generating slurry gasifier for the catalytic gasification of a carbonaceous feedstock (2016-01-12),

8. 9127221 - Hydromethanation of a carbonaceous feedstock (2015-09-08),

9. 9034061 - Agglomerated particulate low-rank coal feedstock and uses thereof (2015-05-19),

10. 9034058 - Agglomerated particulate low-rank coal feedstock and uses thereof (2015-05-19),

11. 9012524 - Hydromethanation of a carbonaceous feedstock (2015-04-21),

12. 8999020 - Processes for the separation of methane from a gas stream (2015-04-07),

13. 8748687 - Hydromethanation of a carbonaceous feedstock (2014-06-10),

14. 8734548 - Processes for preparing a catalyzed coal particulate (2014-05-27),

15. 8734547 - Processes for preparing a catalyzed carbonaceous particulate (2014-05-27),

Company Overview

Greatpoint Energy, Inc., based in Cambridge, MA, specializes in advanced energy technologies focused on catalytic gasification and hydromethanation. The company is dedicated to transforming low-rank coal and biomass feedstocks into valuable energy products, including methanol. Their innovative approaches also encompass carbon utilization and enhanced oil recovery, aiming to optimize gasification processes for sustainable energy solutions. Greatpoint Energy is committed to addressing energy challenges while promoting environmental sustainability through its cutting-edge research and development initiatives.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

46 Patents

#60 in Cambridge, MA

#426 in Massachusetts

#7,600 in US

#15,122 in the World

Cambridge, MA, United States of America

Greatpoint Energy, Inc.

Forward Citations = 707

25 inventors:

Earl Robinson (24 out of 24 patents)

Pattabhi K Raman (23 out of 23 patents)

Avinash Sirdeshpande (14 out of 15 patents)

4. Alkis S Rappas (9 out of 11 patents)

5. Kenneth Keckler (6 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Greatpoint Energy, Inc.. Retrieved from https://idiyas.com/company/greatpoint-energy

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]

Loading…