Inventor · disambiguated record
Jason Carl True
Also filed as: TRUE JASON CARL
14 granted patents·1 pending application·99 citations·filing 2002–2018
91Inventor score
Technology areasG03G
Top patents by PatentIndex Score
15 records- 0194US8718496B2Capacitive toner level sensorBARRY RAYMOND JAY·Filed 2011·Granted May 6, 2014·25 cites·22 claims
- 0292US9335656B2Toner level sensing using rotatable magnets having varying angular offsetLEXMARK INT INC·Filed 2014·Granted May 10, 2016·6 cites·14 claims
- 0387US9910382B1Capacitive toner level sensorLEXMARK INT INC·Filed 2016·Granted Mar 6, 2018·3 cites·22 claims
- 0487US6718147B1Toner measurement and darkness control using printer systemsLEXMARK INT INC·Filed 2002·Granted Apr 6, 2004·29 cites·17 claims
- 0585US6819884B1Determining toner usageLEXMARK INT INC·Filed 2003·Granted Nov 16, 2004·26 cites·21 claims
- 0684US9042746B2Methods for providing a page countdown for a replaceable unit of an image forming deviceLEXMARK INT INC·Filed 2012·Granted May 26, 2015·2 cites·16 claims
- 0780US9395645B2Capacitive toner level sensorLEXMARK INT INC·Filed 2014·Granted Jul 19, 2016·2 cites·19 claims
- 0866US8304066B2Toner release coatingANDERSON RICHARD KENT·Filed 2008·Granted Nov 6, 2012·3 cites·18 claims
- 0961US9335698B2Transferable page countdown for a replaceable unit between image forming devicesLEXMARK INT INC·Filed 2014·Granted May 10, 2016·0 cites·18 claims
- 1061US8755719B2Toner agitator system for a developer unit for an image forming devicePOTERJOY JOSHUA CARL·Filed 2012·Granted Jun 17, 2014·1 cites·21 claims
- 1159US9563162B2Transferable page countdown for a replaceable unit between image forming devicesLEXMARK INT INC·Filed 2016·Granted Feb 7, 2017·0 cites·12 claims
- 1259US9304467B2Methods for providing a page countdown for a replaceable unit of an image forming deviceLEXMARK INT INC·Filed 2015·Granted Apr 5, 2016·0 cites·18 claims
- 1359US8238803B2Doctor blade surface energy modificationANDERSON RICHARD KENT·Filed 2008·Granted Aug 7, 2012·2 cites·18 claims
- 1457US8867933B2Methods for providing a transferable page countdown for a toner cartridge between image forming devicesLEXMARK INT INC·Filed 2012·Granted Oct 21, 2014·0 cites·18 claims
- 1542US2020064767A1System and Usage-based Methods of Managing Replacements of Imaging Device ConsumablesLEXMARK INT INC·Filed 2018·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Jason Carl True 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 →