Robert J. Roca

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Los Angeles, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electronically simulated rotary-type cardfile
- Patent number 5,739,744
- Issue date Apr 14, 1998
- Robert John Roca
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Retractable cord surge protector
- Patent number D383439
- Issue date Sep 9, 1997
- Curtis Computer Products, Inc.
- Richard J. Tremmel
- D13 - Equipment for production, distribution, or transformation of energy
Information Patent Grant
Retractable cord surge protector
- Patent number 5,629,826
- Issue date May 13, 1997
- Curtis Computer Products, Inc.
- Robert Roca
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electronically simulated rotary-type cardfile
- Patent number 5,452,240
- Issue date Sep 19, 1995
- Roca Productions, Inc.
- Robert J. Roca
- G06 - COMPUTING CALCULATING COUNTING