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For the Inventor, By the Inventor

Poway, CA, United States of America

Clean Air Power, Inc.

Calculating rank
USPTO Granted Patents = 9

% Expired Patents = 77.8


Forward Citations = 281

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12 inventors (with patents filed for the assignee):

goldMedal Hoi Ching Wong (5 out of 9 patents)

silverMedal Kresimir Gebert (2 out of 9 patents)

bronzeMedal Hoi-Ching Wong (2 out of 3 patents)

4.  Niels J Beck (2 out of 25 patents)

5.  Robert Oalen (1 out of 1 patent)

6.  Madhusudhan Chellappa (1 out of 1 patent)

7.  Carlos Gamez (1 out of 1 patent)

8.  Marc Vanderslice (1 out of 1 patent)

9.  Greg Wiedemeier (1 out of 1 patent)

10.  John Payne (1 out of 1 patent)

11.  N John Beck (1 out of 2 patents)

12.  Harold L Harris (1 out of 7 patents)

13.  Niels Johannes Beck (0 patent)


9 patents:

1. 8688351 - Modification of engine control signal timing by emulation of engine position sensors (2014-04-01),
2. 8527186 - Method and apparatus for adaptive feedback control of an excess air ratio in a compression ignition natural gas engine (2013-09-03),
3. 7913673 - Method and apparatus for controlling liquid fuel delivery during transition between modes in a multimode engine (2011-03-29),
4. 7282185 - Emission control apparatus (2007-10-16),
5. 7270089 - Method and apparatus for controlling transition between operating modes in a multimode engine (2007-09-18),
6. 7036482 - Multi-fuel compression ignition engine (2006-05-02),
7. 6948475 - Optimized combustion control of an internal combustion engine equipped with exhaust gas recirculation (2005-09-27),
8. 6742335 - EGR control system and method for an internal combustion engine (2004-06-01),
9. 6694242 - Dual fuel engine having multiple dedicated controllers connected by a broadband communications link (2004-02-17),
Company Overview
Clean Air Power, Inc. is a leading provider of natural gas engine solutions for the global transportation industry. With a focus on reducing emissions and improving fuel efficiency, Clean Air Power offers innovative technology and engineering solutions for commercial vehicles. Their products are designed to help companies meet environmental regulations and lower operating costs.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

Clean Air Power, Inc. USPTO Patent Assignee Logo
9 Patents

#22 in Poway, CA

#7,755 in California

#32,649 in US

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

Clean Air Power, Inc.

Forward Citations = 281

12 inventors:

goldMedal Hoi Ching Wong (5 out of 9 patents)

silverMedal Kresimir Gebert (2 out of 9 patents)

bronzeMedal Hoi-Ching Wong (2 out of 3 patents)

4.  Niels J Beck (2 out of 25 patents)

5.  Robert Oalen (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Clean Air Power, Inc.. Retrieved from https://idiyas.com/company/clean-air-power

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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