Robert L. STEELE

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Winnipeg, CA

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Patents Grantslast 30 patents

Information Patent Grant
Continuous assist zipline braking and control system
- Patent number 9,573,605
- Issue date Feb 21, 2017
- Ziptrek Ecotours Inc.
- Charles Z. Steele
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Continuous assist zipline braking and control system
- Patent number 8,708,109
- Issue date Apr 29, 2014
- Ziptrek Ecotours Inc.
- Charles Z. Steele
- B61 - RAILWAYS
Information Patent Grant
Zipline braking and motion-arrest system
- Patent number 7,381,137
- Issue date Jun 3, 2008
- Ziptrek Ecotours, Inc.
- Robert L. Steele
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
CONTINUOUS ASSIST ZIPLINE BRAKING AND CONTROL SYSTEM
- Publication number 20140196990
- Publication date Jul 17, 2014
- ZIPTREK ECOTOURS INC.
- Charles Z. STEELE
- B61 - RAILWAYS
Information Patent Application
CONTINUOUS ASSIST ZIPLINE BRAKING AND CONTROL SYSTEM
- Publication number 20110162917
- Publication date Jul 7, 2011
- Charles Z. Steele
- B61 - RAILWAYS
Information Patent Application
Zipline braking and motion-arrest system
- Publication number 20060027134
- Publication date Feb 9, 2006
- Ziptrek Ecotours, Inc.
- Robert L. Steele
- B61 - RAILWAYS