David A. Farwell

Follow

Person

Atwater, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Self-contained clutch for diesel engines
- Patent number 10,240,643
- Issue date Mar 26, 2019
- PT TECH, LLC
- Timothy A. Clapp
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electromagnetic-released, multi-disc enclosed safety brake
- Patent number 10,240,648
- Issue date Mar 26, 2019
- PT TECH, LLC
- Richard E. Cole
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
ELECTROMAGNETIC-RELEASED, MULTI-DISC ENCLOSED SAFETY BRAKE
- Publication number 20180023641
- Publication date Jan 25, 2018
- PT Tech, LLC
- Richard E. Cole
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
SELF-CONTAINED CLUTCH FOR DIESEL ENGINES
- Publication number 20170363156
- Publication date Dec 21, 2017
- PT Tech, LLC
- Timothy A. Clapp
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...