Inventor · disambiguated record
Purdy Ho
Also filed as: HO PURDY · HO PURDY PINPIN
2 granted patents·1 pending application·44 citations·filing 2002–2003
63Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO2
Top patents by PatentIndex Score
3 records- 0178US7245767B2Method and apparatus for object identification, classification or verificationHEWLETT PACKARD DEVELOPMENT CO·Filed 2003·Granted Jul 17, 2007·34 cites·16 claims
- 0261US6934364B1Handset identifier using support vector machinesHEWLETT PACKARD DEVELOPMENT CO·Filed 2002·Granted Aug 23, 2005·10 cites·21 claims
- 0332US2003163739A1Robust multi-factor authentication for secure application environmentsFiled 2002·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Purdy Ho 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 →