Inventor · disambiguated record
John Kwan
Also filed as: KWAN JOHN · KWAN JOHN MAN KWONG
9 granted patents·2 pending applications·172 citations·filing 1998–2016
87Inventor score
Files withKWAN JOHN MAN KWONG3HEWLETT PACKARD DEVELOPMENT CO2KWAN JOHN2KWAN SOFTWARE ENGINEERING INC2HEWLETT PACKARD CO1
Top patents by PatentIndex Score
11 records- 0182US6247174B1Optimization of source code with embedded machine instructionsHEWLETT PACKARD CO·Filed 1998·Granted Jun 12, 2001·113 cites·56 claims
- 0273US9229957B2Reference objects and/or facial/body recognitionKWAN JOHN·Filed 2011·Granted Jan 5, 2016·6 cites·14 claims
- 0371US6792535B1System and method for digitally marking a file with a removable markKWAN SOFTWARE ENGINEERING INC·Filed 2000·Granted Sep 14, 2004·13 cites·88 claims
- 0469US6434701B1System and method for digitally marking a fileKWAN SOFTWARE ENGINEERING INC·Filed 1999·Granted Aug 13, 2002·22 cites·70 claims
- 0555US7530061B2Programmatic access to the widest mode floating-point arithmetic supported by a processorHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted May 5, 2009·4 cites·9 claims
- 0647US8433899B2System and method for authenticating data using incompatible digest functionsKWAN JOHN MAN KWONG·Filed 2009·Granted Apr 30, 2013·0 cites·19 claims
- 0747US7480796B2System and method for authenticating data using incompatible digest functionsKWAN SOFWARE ENGINEERING INC·Filed 2002·Granted Jan 20, 2009·3 cites·62 claims
- 0840US8285995B2System and method for digitally marking a file with a removable markKWAN JOHN MAN KWONG·Filed 2004·Granted Oct 9, 2012·0 cites·19 claims
- 0939US6748587B1Programmatic access to the widest mode floating-point arithmetic supported by a processorHEWLETT PACKARD DEVELOPMENT CO·Filed 1998·Granted Jun 8, 2004·11 cites·1 claims
- 1031US2017041359A1Device for capturing and streaming video and audioKWAN JOHN MAN KWONG·Filed 2016·Application pending·0 cites
- 1131US2010290677A1Facial and/or Body Recognition with Improved AccuracyKWAN JOHN·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →