Mark Virkus

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Ellisville, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Ink jet system with serial data printheads
- Patent number 5,825,375
- Issue date Oct 20, 1998
- Diagraph Corporation
- Jimmy L. Droit
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ink jet system with serial data printheads
- Patent number 5,606,349
- Issue date Feb 25, 1997
- Diagraph Corporation
- Jimmy L. Droit
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Continuous laser printer for printing over page boundaries
- Patent number 5,115,493
- Issue date May 19, 1992
- Ivan M. Jeanblanc
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic bingo card manager
- Patent number 4,768,151
- Issue date Aug 30, 1988
- Bingo Brain
- Kenneth A. Birenbaum
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Ultrasonic system for obtaining ocular measurements
- Patent number 4,564,018
- Issue date Jan 14, 1986
- Storz Instrument Company
- Stephen Hutchison
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE