| Patent No. | Patent Title: |
| 4854838 | Hydraulic pump gate apparatus |
| 4818187 | Fluid exchange pump |
| 4807378 | Illuminated location sign |
| 4806080 | Pump with shaftless impeller |
| 4798522 | Joint structure for fluid supply pump and fluid supply pipe |
| 4793345 | High voltage protection circuit for ultrasonic cataract remover |
| 4792288 | Encapsulated compressor |
| 4790729 | Brake equipment for a hydraulic vehicle brake system |
| 4789317 | Rotary vane oil pump and method of operating |
| 4787812 | Apparatus for lifting arrays of paving stones and the like |
| 4787826 | Pump, particularly for highly viscous materials |
| 4787823 | Electromagnetic linear motor and pump apparatus |
| 4784588 | Plunger pump |
| 4781548 | Infusion pump system and conduit therefor |
| 4781378 | Promotional game |
| 4780061 | Screw compressor with integral oil cooling |
| 4780064 | Pump assembly and its method of operation |
| 4778350 | Hydraulic pump assemblies |
| 4778357 | Shut-off valve for an electromagnetic pump |
| 4778349 | Multiple machine drive shaft and coupling adapter assembly |
| 4778181 | Hand tool for truck drivers and policemen |
| 4776771 | Metering pump |
| 4775154 | Promotional game |
| 4773830 | Control apparatus for a gas driven pump |
| 4770610 | Frail material slurry pump |
| 4769748 | Lamp reflector |
| 4768933 | High pressure reciprocating pump and valve assembly therefor |
| 4768929 | High pressure paint pump |
| 4767289 | Peristaltic pump header |
| 4767290 | Fluid pump |
| 4767287 | Reciprocating piston mechanism |
| 4762471 | Rotary compressor for refrigerant |
| 4762476 | Oil well pump |
| 4762201 | Dry sump scavenging system with independent head source |
| 4761118 | Positive displacement hydraulic-drive reciprocating compressor |
| 4758132 | Rotary machine with motor embedded in the rotor |
| 4755109 | Snap-together peristaltic mechanism |
| 4755110 | Piston-type compressor |
| 4752190 | Compressor cylinder head |
| 4750868 | Pump with continuous inflow and pulsating outflow |