John K. Martinelli

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Fremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Computer display cursor controller with serial interface
- Patent number 5,760,764
- Issue date Jun 2, 1998
- Altra
- John K. Martinelli
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer peripheral device for positioning a cursor on a computer d...
- Patent number 5,434,594
- Issue date Jul 18, 1995
- Apt, Inc.
- John K. Martinelli
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Trackball device with improved ball suspension and adjustable resol...
- Patent number 5,410,332
- Issue date Apr 25, 1995
- Microspeed, Inc.
- Timothy C. Barry
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hand operated computer display control
- Patent number D313589
- Issue date Jan 8, 1991
- Microspeed, Inc.
- John K. Martinelli
- D14 - Recording, communication, or information retrieval equipment