Inventor · disambiguated record
David F. Chang
Also filed as: CHANG DAVID · CHANG DAVID F · CHANG DAVID FU-TIEN
9 granted patents·10 pending applications·153 citations·filing 2002–2023
88Inventor score
Top patents by PatentIndex Score
19 records- 0195US9372758B2System and method for performing a plurality of prescribed data management functions in a manner that reduces redundant access operations to primary storageACTIFIO INC·Filed 2014·Granted Jun 21, 2016·34 cites·16 claims
- 0292US9858155B2System and method for managing data with service level agreements that may specify non-uniform copying of dataASHUTOSH ASHUTOSH·Filed 2010·Granted Jan 2, 2018·31 cites·20 claims
- 0390US8904126B2System and method for performing a plurality of prescribed data management functions in a manner that reduces redundant access operations to primary storageASHUTOSH ASHUTOSH·Filed 2010·Granted Dec 2, 2014·19 cites·10 claims
- 0486US7249347B2Software application domain and storage domain interface process and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jul 24, 2007·51 cites·23 claims
- 0579US7058545B2Software application domain and storage domain characterization process and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Jun 6, 2006·14 cites·30 claims
- 0679US2025306634A1Battery protection mechanismsGOOGLE LLC·Filed 2023·Application pending·0 cites
- 0779US2025328165A1Dockable multi-purpose electronic tablet systemGOOGLE LLC·Filed 2023·Application pending·0 cites
- 0878US2025328166A1Utilization of a force sensor to signal intent to undock a deviceGOOGLE LLC·Filed 2023·Application pending·0 cites
- 0977US2025309576A1Mechanical design and electrical functionality of spring-loaded pinsGOOGLE LLC·Filed 2023·Application pending·0 cites
- 1077US2025306632A1Magnetic dockingGOOGLE LLC·Filed 2023·Application pending·0 cites
- 1173US10013134B1System and method for determining quality of service in a video game based on priorityELECTRONIC ARTS INC·Filed 2012·Granted Jul 3, 2018·1 cites·14 claims
- 1270US7127498B2Software application domain and storage domain constraining process and methodHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Oct 24, 2006·3 cites·24 claims
- 1356US2013159068A1System and method for determining quality of service for actions to be performed in a virtual spaceCHANG DAVID·Filed 2011·Application pending·0 cites
- 1454US9424127B2Charger detection and optimization prior to host controlBROADCOM CORP·Filed 2013·Granted Aug 23, 2016·0 cites·20 claims
- 1554US8060436B2Software application domain and storage domain risk analysis process and methodCHANG DAVID FU-TIEN·Filed 2002·Granted Nov 15, 2011·0 cites·14 claims
- 1651US2025085740A1Electronic device and method for activity detectionGOOGLE LLC·Filed 2023·Application pending·0 cites
- 1749US2015227602A1Virtual data backupACTIFIO INC·Filed 2015·Application pending·0 cites
- 1849US2015227601A1Virtual data backupACTIFIO INC·Filed 2015·Application pending·0 cites
- 1949US2015227600A1Virtual data backupACTIFIO INC·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when David F. Chang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →