James R. McGreen

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Alameda, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electric propulsion system for a bicycle
- Patent number 5,671,821
- Issue date Sep 30, 1997
- James Robert McGreen
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Electric propulsion system for a bicycle
- Patent number 5,491,390
- Issue date Feb 13, 1996
- James R. McGreen
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS