of internal-axis type

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Patents Grantslast 30 patents

Information Patent Grant
Electric pump actuator, stepless transmission with electric pump ac...
- Patent number 11,767,842
- Issue date Sep 26, 2023
- Schaeffler Technologies AG & Co. KG
- Shinobu Kamada
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Rotary-piston engine
- Patent number 9,771,934
- Issue date Sep 26, 2017
- William Gruet
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary three dimensional variable volume machine
- Patent number 9,206,801
- Issue date Dec 8, 2015
- Arvind Kumar Sharma
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
3234888
- Patent number 3,234,888
- Issue date Feb 15, 1966
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...