Inventor
Michael J. Simpson
Inventor
Arlington, TX, US
Overview
Patents· 25 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Fprimary
A61FFilters implantable into blood vessels30%
G02CSpectacles21%
G02BOptical elements, systems or apparatus13%
A61BDiagnosis9%
G01MTesting static or dynamic balance of machines or structures6%
G06FElectric digital data processing4%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
H04JMultiplex communication2%
H04LTransmission of digital information, e.g. telegraphic communication2%
PatentTitleYear
9,717,404'Multifocal lens and system and method for simulating the same'2017RE045969'Extended depth of focus (EDOF) lens to increase pseudo-accommodation by utilizing pupil dynamics'20169,271,835'Implantable devices for subchondral treatment of joint pain'2016RE045751'Computerized scheduling system and method for comparing two dates and alerting user of impending due date by changing color display of one of the two dates'20158,632,178'Determining physical lengths in an eye using multiple refractive indices'20148,608,802'Implantable devices for subchondral treatment of joint pain'20138,562,675'Extended depth of focus (EDOF) lens to increase pseudo-accommodation by utilizing pupil dynamics'20138,556,421'Calculating an intraocular lens (IOL) power according to a directly determined IOL location'20138,241,354'Extended depth of focus (EDOF) lens to increase pseudo-accommodation by utilizing pupil dynamics'20127,944,553'Method of measuring diffractive lenses'20117,777,872'Method of measuring diffractive lenses'20107,659,970'Method of measuring diffractive lenses'20107,572,007'Apodized diffractive IOL with frustrated diffractive region'20097,350,916'Intraocular lens'20087,039,044'Method and apparatus for early detection of DTMF signals in voice transmissions over an IP network'20066,970,144'Kiosk for 3D display'20056,923,539'Aspheric lenses'20056,549,894'Computerized docketing system for intellectual property law with automatic due date alert'20036,491,721'Toric intraocular lens material'20025,699,142'Diffractive multifocal ophthalmic lens'19975,699,481'Timing recovery scheme for packet speech in multiplexing environment of voice with data applications'19975,229,797'Multifocal diffractive ophthalmic lenses'19935,129,718'Multi-focal diffractive ophthalmic lenses'19925,116,111'Multi-focal diffractive ophthalmic lenses'19925,076,684'Multi-focal diffractive ophthalmic lenses'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–1993Patents assigned to MINNESOTA MINING & MFG (4)· patent assignee history
1991–1992Based in Maplewood, MN, US· patent location history
1997–2017Based in Arlington, TX, US· patent location history
2005–2011Patents assigned to ALCON INC (5)· patent assignee history
2006Based in Rancho Santa Margarita, CA, US· patent location history
2012–2016Patents assigned to NOVARTIS AG (5)· patent assignee history
2012–2013Patents assigned to CHOI MYOUNG (2)· patent assignee history
2013–2015Patents assigned to SIMPSON MICHAEL J (4)· patent assignee history
2013–2016Based in West Chester, PA, US· patent location history
2015Based in Sanborn, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ALCON INC | 5 | 2005–2011 |
| NOVARTIS AG | 5 | 2012–2016 |
| MINNESOTA MINING & MFG | 4 | 1991–1993 |
| SIMPSON MICHAEL Jself | 4 | 2013–2015 |
| CHOI MYOUNG | 2 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Arlington, Texas, US | 14 | 1997–2017 |
| Maplewood, Minnesota, US | 3 | 1991–1992 |
| West Chester, Pennsylvania, US | 2 | 2013–2016 |
| Sanborn, New York, US | 1 | 2015 |
| Rancho Santa Margarita, California, US | 1 | 2006 |