Thomas C. Zalenski

Person

Killingworth, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hysteresis compensation for a digitizer tablet
- Patent number 5,229,551
- Issue date Jul 20, 1993
- Summagraphics Corporation
- Robert M. McDermott
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digitizer tablet with fixed incremented grid portions
- Patent number 5,194,699
- Issue date Mar 16, 1993
- Summagraphics Corporation
- Thomas C. Zalenski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for retrieving compressed data from a memory storing a look-...
- Patent number 5,101,487
- Issue date Mar 31, 1992
- Summagraphics Corporation
- Thomas Zalenski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Low power sensing apparatus for digitizer tablets
- Patent number 5,066,833
- Issue date Nov 19, 1991
- Summagraphics Corporation
- Thomas C. Zalenski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digitizer tablet with split-current conductor array
- Patent number 4,996,393
- Issue date Feb 26, 1991
- Summagraphics Corporation
- Thomas C. Zalenski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Low-power electromagnetic digitizer tablet
- Patent number 4,952,757
- Issue date Aug 28, 1990
- Summagraphics Corporation
- Alexander M. Purcell
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electro-optical mouse with improved resolution for compensation of...
- Patent number 4,857,903
- Issue date Aug 15, 1989
- Summagraphics Corporation
- Thomas Zalenski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for calibration of a charge ratio digitizer
- Patent number 4,831,566
- Issue date May 16, 1989
- Summagraphics Corporation
- Henry G. Matthews
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for calibrating an electro-optical mouse
- Patent number 4,807,166
- Issue date Feb 21, 1989
- Summagraphics Corporation
- Thomas Zalenski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Menu for a charge ratio digitizer
- Patent number 4,788,386
- Issue date Nov 29, 1988
- Summagraphics Corporation
- Henry G. Matthews
- G06 - COMPUTING CALCULATING COUNTING

Thomas C. Zalenski

Person

Patents Grantslast 30 patents

Hysteresis compensation for a digitizer tablet

Digitizer tablet with fixed incremented grid portions

Method for retrieving compressed data from a memory storing a look-...

Low power sensing apparatus for digitizer tablets

Digitizer tablet with split-current conductor array

Low-power electromagnetic digitizer tablet

Electro-optical mouse with improved resolution for compensation of...

Method and apparatus for calibration of a charge ratio digitizer

Method and apparatus for calibrating an electro-optical mouse

Menu for a charge ratio digitizer