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For the Inventor, By the Inventor

Burlingame, CA, United States of America

Coen Company, Inc.


USPTO Granted Patents = 34

% Expired Patents = 2.9


Trademarks = 3

Forward Citations = 377

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22 inventors (with patents filed for the assignee):

goldMedal Vladimir Lifshits (9 out of 11 patents)

silverMedal Chester S Binasik (9 out of 9 patents)

bronzeMedal Ralph R Vosper (8 out of 8 patents)

4.  Norman E Harthun (6 out of 9 patents)

5.  Temple S Voorheis (6 out of 6 patents)

6.  Steve B Londerville (4 out of 4 patents)

7.  Louis D Siegert (4 out of 4 patents)

8.  Arie W Spoormaker (3 out of 3 patents)

9.  Hanford N Lockwood, Jr (2 out of 27 patents)

10.  Kenneth Y Ahn (2 out of 2 patents)

11.  Ted Gotisar (2 out of 2 patents)

12.  Jonathan C Backlund (1 out of 1 patent)

13.  Enrico E Fiorenza (1 out of 1 patent)

14.  Albert W Davis (1 out of 3 patents)

15.  Ronald J Jensen (1 out of 1 patent)


Core Competencies:
Low NOx Burner
Duct Heater
Combustion Air Flow
Fuel Gas Burner
Flame Scanning
High Efficiency Burner
Energy Saving Atomizer
Vibration Resistant Burner
Pulverized Fuel
Dual Fuel Pilot
Staged Combustion
Heat Recovery

34 patents:

1. 8118588 - [object Object] (2012-02-21),
2. 7422427 - [object Object] (2008-09-09),
3. 6929470 - Low NOx duct burner (2005-08-16),
4. 6301875 - Turbine exhaust gas duct heater (2001-10-16),
5. 6062848 - Vibration-resistant low NO.sub.x burner (2000-05-16),
6. 6027330 - Low NO.sub.x fuel gas burner (2000-02-22),
7. 5460512 - Vibration-resistant low NO.sub.x burner (1995-10-24),
8. 5310337 - Vibration-resistant low NO.sub.x burner (1994-05-10),
9. 5224539 - Cooling system for air heaters and the like (1993-07-06),
10. 5102329 - High intensity burner (1992-04-07),
11. 5099879 - Combustion air flow stabilizer (1992-03-31),
12. 5049786 - High energy ignitor power circuit (1991-09-17),
13. 4823114 - Flame scanning system (1989-04-18),
14. 4767319 - Duct burner (1988-08-30),
15. 4726761 - Method and apparatus for introducing combustion air into a combustion (1988-02-23),
Company Overview
Coen Company, Inc. is a prominent player in the energy sector, specializing in the development and manufacturing of advanced combustion systems and equipment. The company focuses on optimizing energy efficiency and reducing emissions, catering to a diverse range of industries including power generation and industrial applications. With a strong emphasis on innovation, Coen Company leverages cutting-edge technology to enhance performance and sustainability in energy solutions, primarily serving clients in the United States and beyond.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

34 Patents

#3 in Burlingame, CA

#2,379 in California

#10,014 in US

#19,631 in the World

Burlingame, CA (US)
Burlingame, CA, United States of America

Coen Company, Inc.

Forward Citations = 377

22 inventors:

goldMedal Vladimir Lifshits (9 out of 11 patents)

silverMedal Chester S Binasik (9 out of 9 patents)

bronzeMedal Ralph R Vosper (8 out of 8 patents)

4.  Norman E Harthun (6 out of 9 patents)

5.  Temple S Voorheis (6 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Coen Company, Inc.. Retrieved from https://idiyas.com/company/coen-company

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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