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For the Inventor, By the Inventor

Naperville, IL, United States of America

Richard Wayne Tupek

This inventor holds 5 USPTO granted patents and 1 EPO patent. Top assignee: Gm Global Technolgoy Operations, Inc.. Active years: 1994-2004.

USPTO Granted Patents = 5

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.2

ph-index = 3

Forward Citations = 113(Granted Patents)


Company Filing History:

goldMedal5 out of 31,869 
 
Gm Global Technolgoy Operations, Inc.
 patents

Years Active: 1994-2004

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5 patents (USPTO):Explore Patents
1. 6752131 - Electronically-controlled late cycle air injection to achieve simultaneous reduction of NOx and particulates emissions from a diesel engine (2004-06-22),
2. 6726459 - Variable injection rate high pressure fuel pump (2004-04-27),
3. 6712035 - Diesel injection igniter and method (2004-03-30),
4. 5906182 - Engine piston (1999-05-25),
5. 5328094 - Fuel injector and check valve (1994-07-12),
Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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