Inventor · disambiguated record
Chiayee Steve Chang
Also filed as: CHANG CHIAYEE STEVE
6 granted patents·109 citations·filing 2001–2008
85Inventor score
Technology areasG01S
Top patents by PatentIndex Score
6 records- 0185US6462708B1GPS-based positioning system for mobile GPS terminalsSIRF TECH INC·Filed 2001·Granted Oct 8, 2002·47 cites·20 claims
- 0279US7352322B2GPS-based positioning system for mobile GPS terminalsSIRF TECH INC·Filed 2005·Granted Apr 1, 2008·11 cites·19 claims
- 0377US7239272B2Partial almanac collection systemSIRF TECH INC·Filed 2006·Granted Jul 3, 2007·12 cites·14 claims
- 0477US7009555B2GPS-based positioning system for mobile GPS terminalsMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Mar 7, 2006·31 cites·44 claims
- 0552US7239271B1Partial almanac collection systemSIRF TECH INC·Filed 2003·Granted Jul 3, 2007·8 cites·98 claims
- 0639US8164516B2GPS-based positioning system for mobile GPS terminalsTSUJIMOTO IKUO·Filed 2008·Granted Apr 24, 2012·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →