Inventor · disambiguated record
Donald G. Scharnberg
Also filed as: SCHARNBERG DONALD G
5 granted patents·116 citations·filing 1992–2004
82Inventor score
Files withCOMPAQ COMPUTER CORP2COMPAQ INFORMATION TECHNOLOGIE1HEWLETT PACKARD DEVELOPMENT CO1VLSI TECHNOLOGY INC1
Top patents by PatentIndex Score
5 records- 0171US7502947B2System and method of controlling a graphics controllerHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Mar 10, 2009·14 cites·24 claims
- 0261US6463545B1Battery calibration system for discharging a rechargeable battery and generating an ac detect signal to power management logic to maintain normal computer operation even when battery is below certain levelCOMPAQ INFORMATION TECHNOLOGIE·Filed 1999·Granted Oct 8, 2002·47 cites·19 claims
- 0348US5603055ASingle shared ROM for storing keyboard microcontroller code portion and CPU code portion and disabling access to a portion while accessing to the otherVLSI TECHNOLOGY INC·Filed 1994·Granted Feb 11, 1997·23 cites·5 claims
- 0446US5721836AMethod and apparatus for sensing and changing the state of a computer before connecting the computer to or disconnecting the computer from an expansion unitCOMPAQ COMPUTER CORP·Filed 1996·Granted Feb 24, 1998·22 cites·36 claims
- 0545US5446320ACircuit for clamping power output to ground while the computer is deactivatedCOMPAQ COMPUTER CORP·Filed 1992·Granted Aug 29, 1995·10 cites·32 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →