Sylvester Yen

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South Orange, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Collapsible axle for velocipede
- Patent number 7,938,421
- Issue date May 10, 2011
- Sylvester Yen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Remote coupled steering linkage for a bicycle or tricycle
- Patent number 6,811,172
- Issue date Nov 2, 2004
- Yenson LLC
- Sylvester Yen
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Bicycle having rear shock absorbing arrangement and improved shock...
- Patent number 5,000,470
- Issue date Mar 19, 1991
- Kent International, Inc.
- Arnold Kamler
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
Pedal And Crank System
- Publication number 20140260784
- Publication date Sep 18, 2014
- Arnold Kamler
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Remote coupled steering linkage for a bicycle or tricycle
- Publication number 20040041364
- Publication date Mar 4, 2004
- Sylvester Yen
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS