GL

George C. Ludwig

AV Avm: 9 patents #3 of 20Top 15%
TI Tom Mcguane Industries: 9 patents #1 of 6Top 20%
MA Maremont: 2 patents #7 of 61Top 15%
Overall (All Time): #212,335 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4921225 Pneumatic spring structure with dual output force and pressure decay compensation and method of operation 1990-05-01
4854554 Pneumatic spring structure with dual output force and pressure decay compensation and method of operation 1989-08-08
4788747 Counterbalance apparatus with transverse pneumatic spring and bellcrank linkage 1988-12-06
4768895 Captive ball and socket joint Alexander J. Craig, Jr. 1988-09-06
4718647 Pneumatic counterbalance with dual force 1988-01-12
4635908 Pneumatic counterbalance 1987-01-13
4570912 Pneumatic spring counterbalance having improved damping structure Daniel P. Dodson 1986-02-18
4451964 Method of making a pressurized pneumatic counterbalance 1984-06-05
4451978 Apparatus for making a pneumatic counterbalance 1984-06-05
4434761 Fuel flow regulator control for a diesel engine with exhaust gas driven turbocharger 1984-03-06
4408751 Multi-chamber temperature compensated pneumatic counterbalance Daniel P. Dodson 1983-10-11
4363309 Valve, particularly crossover passage valve 1982-12-14
4351284 Internal combustion engine with water heated intake manifold 1982-09-28
4339743 Multiple resistance element assembly and method of making same 1982-07-13
4310142 Fuel pressure regulator assembly 1982-01-12
4273157 Three way butterfly valve 1981-06-16
RE30552 Fuel vapor vent valve 1981-03-24
4206732 Air cleaner temperature sensor 1980-06-10
4204561 Fuel pressure regulator assembly 1980-05-27
4200269 Self adjusting shock absorber 1980-04-29
4189981 Combination throttle kicker and deceleration valve 1980-02-26