Inventor · disambiguated record
M. Derek Patton
Also filed as: PATTON M DEREK
4 granted patents·19 citations·filing 2004–2007
72Inventor score
Files withHEWLETT PACKARD DEVELOPMENT CO4
Top patents by PatentIndex Score
4 records- 0173US7278720B2Ink cartridge with multiple chambers aligned along an axial lengthHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted Oct 9, 2007·4 cites·10 claims
- 0271US7221889B2Replaceable developer rollerHEWLETT PACKARD DEVELOPMENT CO·Filed 2005·Granted May 22, 2007·4 cites·35 claims
- 0361US7192131B2Filter element carrier, filter, ink penHEWLETT PACKARD DEVELOPMENT CO·Filed 2004·Granted Mar 20, 2007·10 cites·11 claims
- 0457US7771030B2Ink cartridge with multiple chambers aligned along an axial lengthHEWLETT PACKARD DEVELOPMENT CO·Filed 2007·Granted Aug 10, 2010·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →