Dirk Winkelhake

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Bolton, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Passenger conveyor handrail drive device
- Patent number 7,958,986
- Issue date Jun 14, 2011
- Otis Elevator Company
- Dirk Winkelhake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Passenger conveyor handrail drive control strategy
- Patent number 7,954,620
- Issue date Jun 7, 2011
- Otis Elevator Company
- Dirk Winkelhake
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
DRIVE ASSEMBLY FOR A PASSENGER CONVEYOR
- Publication number 20120024675
- Publication date Feb 2, 2012
- Fred R. Spielman
- B66 - HOISTING LIFTING HAULING
Information Patent Application
PASSENGER CONVEYOR HANDRAIL DRIVE CONTROL STRATEGY
- Publication number 20100096240
- Publication date Apr 22, 2010
- Dirk Winkelhake
- B66 - HOISTING LIFTING HAULING
Information Patent Application
PASSENGER CONVEYOR HANDRAIL DRIVE DEVICE
- Publication number 20100025185
- Publication date Feb 4, 2010
- Dirk Winkelhake
- B66 - HOISTING LIFTING HAULING
Information Patent Application
PEOPLE CONVEYOR LIGHTING
- Publication number 20090175031
- Publication date Jul 9, 2009
- Dirk Winkelhake
- B66 - HOISTING LIFTING HAULING