Inventor · disambiguated record
John C. Difonzo
Also filed as: DIFONZO JOHN · DIFONZO JOHN C
96 granted patents·14 pending applications·5,211 citations·filing 1975–2024
99Inventor score
Top patents by PatentIndex Score
110 records- 0199US9112304B2Magnetic connector for electronic deviceAPPLE INC·Filed 2014·Granted Aug 18, 2015·59 cites·20 claims
- 0299US8535088B2Magnetic connector having a unitary housingGAO ZHENG·Filed 2009·Granted Sep 17, 2013·107 cites·23 claims
- 0399US7901216B2Magnetic connector for electronic deviceAPPLE INC·Filed 2009·Granted Mar 8, 2011·152 cites·20 claims
- 0499US7645143B2Magnetic connector for electronic deviceAPPLE INC·Filed 2009·Granted Jan 12, 2010·382 cites·34 claims
- 0599US7641477B2Electromagnetic connector for electronic deviceAPPLE INC·Filed 2008·Granted Jan 5, 2010·171 cites·19 claims
- 0699US7517222B2Magnetic connector for electronic deviceAPPLE INC·Filed 2007·Granted Apr 14, 2009·353 cites·42 claims
- 0799US7351066B2Electromagnetic connector for electronic deviceAPPLE COMPUTER·Filed 2005·Granted Apr 1, 2008·317 cites·30 claims
- 0899US7311526B2Magnetic connector for electronic deviceAPPLE INC·Filed 2005·Granted Dec 25, 2007·819 cites·57 claims
- 0998US11233356B2Magnetic connector for electronic deviceAPPLE INC·Filed 2019·Granted Jan 25, 2022·12 cites·20 claims
- 1098US8970332B2Electromagnetic connector for electronic deviceAPPLE INC·Filed 2013·Granted Mar 3, 2015·46 cites·20 claims
- 1198US8702316B2Magnetic connector with optical signal pathDIFONZO JOHN C·Filed 2010·Granted Apr 22, 2014·54 cites·13 claims
- 1298US8690582B2Magnetic connector for electronic deviceROHRBACH MATTHEW DEAN·Filed 2012·Granted Apr 8, 2014·394 cites·27 claims
- 1398US8497753B2Electromagnetic connector for electronic deviceDIFONZO JOHN·Filed 2009·Granted Jul 30, 2013·114 cites·39 claims
- 1498US8435042B2Magnetic connector for electronic deviceROHRBACH MATTHEW DEAN·Filed 2012·Granted May 7, 2013·114 cites·20 claims
- 1598US8177560B2Magnetic connector for electronic deviceROHRBACH MATTHEW DEAN·Filed 2011·Granted May 15, 2012·133 cites·22 claims
- 1698US8087939B2Magnetic connector for electronic deviceROHRBACH MATTHEW DEAN·Filed 2011·Granted Jan 3, 2012·241 cites·20 claims
- 1798US7841776B2Magnetic connector with optical signal pathAPPLE INC·Filed 2008·Granted Nov 30, 2010·90 cites·11 claims
- 1898US7762817B2System for coupling interfacing partsAPPLE INC·Filed 2008·Granted Jul 27, 2010·92 cites·28 claims
- 1998US6659516B2Locking system for a portable computerAPPLE COMPUTER·Filed 2001·Granted Dec 9, 2003·164 cites·22 claims
- 2097US11360587B1Deployment systems for computer system finger devicesAPPLE INC·Filed 2021·Granted Jun 14, 2022·72 cites·28 claims
- 2197US10490933B2Magnetic connector for electronic deviceAPPLE INC·Filed 2018·Granted Nov 26, 2019·14 cites·16 claims
- 2297US7997906B2Techniques for coupling interfaces parts using moveable magnetic elementsAPPLE INC·Filed 2010·Granted Aug 16, 2011·47 cites·20 claims
- 2397US7301761B2Computer component protectionAPPLE INC·Filed 2006·Granted Nov 27, 2007·35 cites·29 claims
- 2496US11726151B2Magnetic field sensor in a portable electronic deviceAPPLE INC·Filed 2022·Granted Aug 15, 2023·4 cites·20 claims
- 2596US11346902B2Magnetic field sensor in a portable electronic deviceAPPLE INC·Filed 2021·Granted May 31, 2022·4 cites·19 claims
- 2696US9065205B2Connector insert having a cable crimp portion with protrusions and a receptacle having label in the frontGAO ZHENG·Filed 2012·Granted Jun 23, 2015·41 cites·21 claims
- 2796US8770857B2Magnetic connector with optical signal pathDIFONZO JOHN C·Filed 2012·Granted Jul 8, 2014·34 cites·19 claims
- 2896US7790637B2Composite laminate having an improved cosmetic surface and method of making sameAPPLE INC·Filed 2007·Granted Sep 7, 2010·32 cites·21 claims
- 2996US7457111B2Computer component protectionAPPLE INC·Filed 2007·Granted Nov 25, 2008·28 cites·12 claims
- 3096US6574096B1Use of titanium in a notebook computerAPPLE COMPUTER·Filed 2000·Granted Jun 3, 2003·125 cites·23 claims
- 3195US10955494B2Magnetic field sensor in a portable electronic deviceAPPLE INC·Filed 2019·Granted Mar 23, 2021·7 cites·19 claims
- 3295US9431742B2Spring loaded contacts having sloped backside with retention guideAPPLE INC·Filed 2015·Granted Aug 30, 2016·21 cites·20 claims
- 3395US8050028B2Heat dissipation in computing deviceAPPLE INC·Filed 2010·Granted Nov 1, 2011·15 cites·24 claims
- 3495US7835147B2Computer component protectionAPPLE INC·Filed 2008·Granted Nov 16, 2010·22 cites·14 claims
- 3595US7636244B2Computer enclosureAPPLE INC·Filed 2006·Granted Dec 22, 2009·56 cites·19 claims
- 3694US10957501B1Bistable retractable buttonsAPPLE INC·Filed 2018·Granted Mar 23, 2021·6 cites·17 claims
- 3794US10090618B2Magnetic connector for electronic deviceAPPLE INC·Filed 2017·Granted Oct 2, 2018·8 cites·20 claims
- 3894US10031559B1Switchable magnetic arrayAPPLE INC·Filed 2016·Granted Jul 24, 2018·13 cites·19 claims
- 3994US9897465B2Portable computer sleep mode system with angle sensorAPPLE INC·Filed 2015·Granted Feb 20, 2018·7 cites·17 claims
- 4094US9711893B2Magnetic connector for electronic deviceAPPLE INC·Filed 2015·Granted Jul 18, 2017·9 cites·23 claims
- 4193US8905795B2Spring-loaded contactsKIM MIN CHUL·Filed 2012·Granted Dec 9, 2014·29 cites·20 claims
- 4293US8587955B2Electronic device with a ceramic componentDIFONZO JOHN·Filed 2007·Granted Nov 19, 2013·40 cites·34 claims
- 4393US7942705B2Audio jack with pogo pins for conductive contactsAPPLE INC·Filed 2009·Granted May 17, 2011·49 cites·20 claims
- 4493US6900984B2Computer component protectionAPPLE COMPUTER·Filed 2001·Granted May 31, 2005·51 cites·36 claims
- 4592US11028468B2Soft magnetic alloy optimized for metal injection moldingAPPLE INC·Filed 2019·Granted Jun 8, 2021·2 cites·15 claims
- 4692US6570757B2Computer housing for a portable computerAPPLE COMPUTER·Filed 2002·Granted May 27, 2003·62 cites·29 claims
- 4792US4873692APulsed tunable solid state laserSPECTRA PHYSICS·Filed 1988·Granted Oct 10, 1989·54 cites·35 claims
- 4891US8111505B2Computer housingRAFF JOHN·Filed 2009·Granted Feb 7, 2012·15 cites·26 claims
- 4991US7019967B2Computer component protectionAPPLE COMPUTER·Filed 2004·Granted Mar 28, 2006·36 cites·31 claims
- 5090US11424573B2Magnetic connectors with self-centering floating contactsAPPLE INC·Filed 2020·Granted Aug 23, 2022·3 cites·28 claims
Showing the top 50 of 110 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →