Inventor · disambiguated record
Michael H. Freeman
Also filed as: FREEMAN MICHAEL · FREEMAN MICHAEL H · FREEMAN MICHAEL HAROLD
58 granted patents·3 pending applications·2,647 citations·filing 1977–2023
99Inventor score
Files withADVANCED CHARGING TECH LLC19ADVANCED CHARGING TECHNOLOGIES LLC9PILKINGTON PERKIN ELMER LTD8DIGITAL EQUIPMENT CORP6FREEMAN MICHAEL H4
Top patents by PatentIndex Score
61 records- 0199US4637697AMultifocal contact lenses utilizing diffraction and refractionPILKINGTON PERKIN ELMER LTD·Filed 1983·Granted Jan 20, 1987·472 cites·22 claims
- 0296US9893632B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2016·Granted Feb 13, 2018·16 cites·23 claims
- 0396US9748852B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2015·Granted Aug 29, 2017·15 cites·30 claims
- 0496US5748282AMultifocal contact lensPILKINGTON BARNES HIND INC·Filed 1994·Granted May 5, 1998·174 cites·20 claims
- 0596US5579239ARemote video transmission systemFiled 1994·Granted Nov 26, 1996·242 cites·34 claims
- 0696US5100226ADiffractive ophthalmic lens for correcting astigmatismPILKINGTON VISIONCARE HOLDINGS·Filed 1989·Granted Mar 31, 1992·129 cites·19 claims
- 0796US4642112AArtificial eye lensesPILKINGTON PERKIN ELMER LTD·Filed 1982·Granted Feb 10, 1987·318 cites·24 claims
- 0895US4641934AOphthalmic lens with diffractive powerPILKINGTON PERKIN ELMER LTD·Filed 1983·Granted Feb 10, 1987·300 cites·18 claims
- 0995US4322135AOptical apparatusPILKINGTON PERKIN ELMER LTD·Filed 1979·Granted Mar 30, 1982·84 cites·22 claims
- 1093US9673717B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2016·Granted Jun 6, 2017·7 cites·25 claims
- 1192US9780674B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2015·Granted Oct 3, 2017·7 cites·29 claims
- 1292US9762132B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2015·Granted Sep 12, 2017·6 cites·24 claims
- 1392US4200366AMicroform readersPILKINGTON PERKIN ELMER LTD·Filed 1977·Granted Apr 29, 1980·21 cites·18 claims
- 1491US10332214B2Receiving, sending and managing electronic approvals and receipt inventionFREEMAN MICHAEL H·Filed 2015·Granted Jun 25, 2019·6 cites·12 claims
- 1591US9602016B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2016·Granted Mar 21, 2017·6 cites·24 claims
- 1691US9312776B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECHNOLOGIES LLC·Filed 2015·Granted Apr 12, 2016·8 cites·27 claims
- 1791US5296881AMethod and contact lenses for treating presbyopiaPILKINGTON DIFFRACTIVE LENSES·Filed 1991·Granted Mar 22, 1994·114 cites·6 claims
- 1891USD303246SElectrical cable concentratorDIGITAL EQUIPMENT CORP·Filed 1986·Granted Sep 5, 1989·35 cites·1 claims
- 1991US4655565AOphthalmic lenses with diffractive powerPILKINGTON PERKIN ELMER LTD·Filed 1985·Granted Apr 7, 1987·239 cites·17 claims
- 2090US9203328B2Power deviceADVANCED CHARGING TECHNOLOGIES LLC·Filed 2012·Granted Dec 1, 2015·7 cites·21 claims
- 2190US5349394ARigid gas permeable lensesPILKINGTON DIFFRACTIVE LENSES·Filed 1991·Granted Sep 20, 1994·100 cites·12 claims
- 2289USD308464SWallplateDIGITAL EQUIPMENT CORP·Filed 1986·Granted Jun 12, 1990·32 cites·1 claims
- 2388US9431914B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2014·Granted Aug 30, 2016·7 cites·24 claims
- 2488US8437954B1Real time travel directorFREEMAN MITCHAEL C·Filed 2007·Granted May 7, 2013·23 cites·35 claims
- 2585US9379618B2Power device for delivering power to electronic devices and methods of assembling sameADVANCED CHARGING TECHNOLOGIES LLC·Filed 2014·Granted Jun 28, 2016·6 cites·23 claims
- 2683US9461546B2Power device and method for delivering power to electronic devicesADVANCED CHARGING TECH LLC·Filed 2014·Granted Oct 4, 2016·5 cites·8 claims
- 2783US8257607B1Fluorocarbon-free, environmentally friendly, natural product-based, and safe fire extinguishing agentJOHNSON PAIGE·Filed 2011·Granted Sep 4, 2012·17 cites·23 claims
- 2882USD682202SHousing for a charging deviceADVANCED CHARGING TECHNOLOGIES LLC·Filed 2012·Granted May 14, 2013·30 cites·1 claims
- 2982US5652679AOptical systems, telescopes and binocularsOPTICS & VISION LTD·Filed 1991·Granted Jul 29, 1997·66 cites·27 claims
- 3081US9780677B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2016·Granted Oct 3, 2017·3 cites·20 claims
- 3181US9407154B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2014·Granted Aug 2, 2016·5 cites·22 claims
- 3281US4261635AOptical apparatusPILKINGTON PERKIN ELMER LTD·Filed 1979·Granted Apr 14, 1981·35 cites·5 claims
- 3380US9917528B2Power device for delivering power to electronic devicesADVANCED CHARGING TECH LLC·Filed 2015·Granted Mar 13, 2018·2 cites·20 claims
- 3478US12175543B2Systems and methods for receiving, sending and managing electronic approvals and receiptsFREEMAN MICHAEL H·Filed 2023·Granted Dec 24, 2024·0 cites·10 claims
- 3576USD721328SHousing for a charging deviceADVANCED CHARGING TECHNOLOGIES LLC·Filed 2013·Granted Jan 20, 2015·21 cites·1 claims
- 3675USD317750SPatch panelDIGITAL EQUIPMENT CORP·Filed 1987·Granted Jun 25, 1991·18 cites·1 claims
- 3772US11651444B2Receiving, sending and managing electronic approvals and receipt inventionFREEMAN MICHAEL H·Filed 2021·Granted May 16, 2023·0 cites·20 claims
- 3872US9729064B2Electrical circuit for delivering power to consumer electronic devicesADVANCED CHARGING TECH LLC·Filed 2016·Granted Aug 8, 2017·2 cites·16 claims
- 3971US9246406B2Power deviceADVANCED CHARGING TECHNOLOGIES LLC·Filed 2012·Granted Jan 26, 2016·2 cites·20 claims
- 4070US11145003B2Receiving, sending and managing electronic approvals and receipts inventionFREEMAN MICHAEL H·Filed 2019·Granted Oct 12, 2021·0 cites·12 claims
- 4170US9729065B2Power device for delivering power to electronic devices and methods of assembling sameADVANCED CHARGING TECH LLC·Filed 2016·Granted Aug 8, 2017·2 cites·16 claims
- 4270USD308664SModular telephone jackDIGITAL EQUIPMENT CORP·Filed 1986·Granted Jun 19, 1990·13 cites·1 claims
- 4368US5281294AManufacture of visual lensesPILKINGTON DIFFRACTIVE LENSES·Filed 1991·Granted Jan 25, 1994·21 cites·6 claims
- 4465US9991821B2Transformerless multiple output capable power supply systemADVANCED CHARGING TECH LLC·Filed 2013·Granted Jun 5, 2018·2 cites·26 claims
- 4565US9520723B2Power device having multiple plug assembliesADVANCED CHARGING TECH LLC·Filed 2015·Granted Dec 13, 2016·1 cites·20 claims
- 4660US10837783B2Real time travel directorINTELLIGENT DESIGN LABS L L C·Filed 2019·Granted Nov 17, 2020·0 cites·29 claims
- 4756US9270061B2Power deviceADVANCED CHARGING TECHNOLOGIES LLC·Filed 2014·Granted Feb 23, 2016·0 cites·20 claims
- 4855US9621065B2Power device including a frequency dependent reactive deviceADVANCED CHARGING TECH LLC·Filed 2015·Granted Apr 11, 2017·0 cites·23 claims
- 4954US9774272B2Power device for delivering power to electronic devicesADVANCED CHARGING TECH LLC·Filed 2015·Granted Sep 26, 2017·0 cites·18 claims
- 5052US5331132AManufacture of visual lensesPILKINGTON DIFFRACTIVE LENSES·Filed 1992·Granted Jul 19, 1994·11 cites·8 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →