P

Inventor

ZAJAC JOHN

US48 patents
⚠️ This page may combine multiple inventors who share the name “ZAJAC JOHN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZAJAC OPTIMUM OUTPUT MOTORS IN

18 patents
US7481189B2Jan 27, 2009

Internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN17 citations96
US7328674B2Feb 12, 2008

Rotary valve system and engine using the same

ZAJAC OPTIMUM OUTPUT MOTORS IN33 citations96
US7325520B2Feb 5, 2008

Rotary valve system and engine using the same

ZAJAC OPTIMUM OUTPUT MOTORS IN33 citations96
US7748352B2Jul 6, 2010

Internal combustion engine and method with improved combustion chamber

ZAJAC OPTIMUM OUTPUT MOTORS IN8 citations93
US7415947B2Aug 26, 2008

Internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN10 citations93
US7421995B2Sep 9, 2008

Rotary valve system and engine using the same

ZAJAC OPTIMUM OUTPUT MOTORS IN9 citations92
US7255082B2Aug 14, 2007

Rotary valve system and engine using the same

ZAJAC OPTIMUM OUTPUT MOTORS IN11 citations92
US7552703B2Jun 30, 2009

Internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN6 citations82
US7487748B2Feb 10, 2009

Internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN6 citations82
US7434551B2Oct 14, 2008

Constant temperature internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN16 citations77
US7757644B2Jul 20, 2010

Internal combustion engine and method with improved combustion chamber

ZAJAC OPTIMUM OUTPUT MOTORS IN2 citations74
US7594492B2Sep 29, 2009

Rotary valve system and engine using the same

ZAJAC OPTIMUM OUTPUT MOTORS IN2 citations74
US7448349B2Nov 11, 2008

Internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN2 citations74
US7424871B2Sep 16, 2008

Internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN4 citations74
US7418929B2Sep 2, 2008

Internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN5 citations74
US7415948B2Aug 26, 2008

Internal combustion engine and method

ZAJAC OPTIMUM OUTPUT MOTORS IN3 citations74
US7748351B2Jul 6, 2010

Internal combustion engine and method with improved combustion chamber

ZAJAC OPTIMUM OUTPUT MOTORS IN2 citations73
US7658169B2Feb 9, 2010

Internal combustion engine and method with improved combustion chamber

ZAJAC OPTIMUM OUTPUT MOTORS IN3 citations73

ZAJAC JOHN

9 patents

EATON CORP

5 patents

(unassigned)

4 patents

MATTSON TECH INC

3 patents

TEGAL CORP

3 patents

ZAJAC OPTIMUM OUTPUT MOTORS INC

3 patents

DAVIS & WILDER INC

1 patent

MATHESON GAS PROD INC

1 patent

GEORGE RENE

1 patent