Inventor
Timothy J. Nevitt
Inventor
Red Wing, MN, US
Overview
Patents· 70 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus39%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein18%
Y10TTechnical subjects covered by former us classification7%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%
F21VFunctional features or details of lighting devices or systems thereof5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
B29LIndexing scheme associated with subclass b29c, relating to particular articles4%
B29CShaping or joining of plastics3%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts3%
B29DProducing particular articles from plastics or from substances in a plastic state2%
PatentTitleYear
11,099,312Single packet reflective polarizer with thickness profile tailored for low color at oblique angles202111,029,455Broadband visible reflector202111,009,638Polymeric multilayer optical film202110,948,644Optical film having third or higher order visible reflection bands202110,928,571Multilayer reflective polarizer with embedded absorbing elements202110,859,741Display laminate with single packet biaxially birefringent reflective polarizer202010,838,127Absorbing, reflecting and collimating polarizer stack and backlights incorporating same202010,754,073Optical stack having reflective polarizer with polymeric layers and specified reflectance and transmittance202010,712,486Optical stack having reflective polarizer with polymeric layers and specified reflectance and transmittance202010,613,264Single packet reflective polarizer with thickness profile tailored for low color at oblique angles202010,545,273Display laminate with single packet biaxially birefringent reflective polarizer202010,429,558Polymeric multilayer optical film201910,422,941Optical film including collimating reflective polarizer and structured layer201910,162,218Illumination systems with sloped transmission spectrum front reflector201810,072,333Sheet coating method201810,037,850Multilayer film capacitor20189,891,362'Hybrid polarizer'20189,823,395'Multilayer optical film having overlapping harmonics'20179,823,396'Apodized broadband partial reflectors'20179,778,407'Light guide'20179,678,252'Multilayer stack with overlapping harmonics for wide visible-infrared coverage'20179,599,766'Laminated display unit'20179,562,996'Multilayer stack combinations with interleaved overlapping harmonics for wide visible infrared coverage'20179,551,818'Apodized broadband partial reflectors having differing optical packets'20179,441,809'Illumination systems with sloped transmission spectrum front reflector'20169,322,967'Apodized broadband partial reflectors'20169,279,921'Multilayer stack with overlapping harmonics for wide visible-infrared coverage'20169,091,408'Recycling backlights with semi-specular components'20159,063,293'Immersed reflective polarizer with angular confinement in selected planes of incidence'20159,057,843'Immersed asymmetric reflector with reduced color'20158,988,776'Multilayer optical film with output confinement in both polar and azimuthal directions and related constructions'20158,926,159'Thin hollow backlights with beneficial design characteristics'20158,740,442'Backlight and display system using same'20148,662,687'Brewster angle film for light management in luminaires and other lighting systems'20148,608,363'Recycling backlights with semi-specular components'20138,523,419'Thin hollow backlights with beneficial design characteristics'20138,469,575'Backlight and display system using same'20138,120,730'Hybrid polarizer'20128,035,774'Multifunctional thick film reflective polarizer for displays'20117,851,054'Multilayer optical films having one or more reflection bands'20107,826,009'Hybrid polarizer'20107,791,687'Display including reflective polarizer'20107,385,763'Thick film multilayer reflector with tailored layer thickness profile'20087,138,173'Red-green-blue polymeric interference film'20067,095,009'Photopic detector system and filter therefor'20067,075,056'Photopic detector system having a filter with an interference element, an absorptive element and an absorber or reflector'20067,057,816'Optical film with co-continuous phases'20066,999,233'Optical film with co-continuous phases'20066,987,612'Optical film with co-continuous phases'20066,934,082'Optical devices using reflecting polarizing materials'20056,760,157'Brightness enhancement film'20046,697,195'Loss enhanced reflective optical filters'20046,667,095'Multicomponent optical body'20036,590,705'Optical film with co-continuous phases'20036,531,230'Color shifting film'20036,381,068'Reflective projection screen and projection system'20026,329,046'Optical film and process for manufacture thereof'20016,297,906'Light fixture containing optical film'20016,268,961'Optical films having at least one particle-containing layer'20016,207,260'Multicomponent optical body'20016,179,948'Optical film and process for manufacture thereof'20016,141,149'Multilayer film having a continuous and disperse phase'20006,111,696'Brightness enhancement film'20006,057,961'Optical film with increased gain at non-normal angles of incidence'20006,031,665'Method of forming a multilayer film having a continuous and disperse phase'20006,005,713'Multilayer polarizer having a continuous and disperse phase'19995,991,077'Multilayer polarizer having a continuous and disperse phase'19995,867,316'Multilayer film having a continuous and disperse phase'19995,825,543'Diffusely reflecting polarizing element including a first birefringent phase and a second phase'19985,783,120'Method for making an optical film'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2021Based in Red Wing, MN, US· patent location history
1999–2021Patents assigned to 3M INNOVATIVE PROPERTIES CO (65)· patent assignee history
2001Based in Redwing, MN, US· patent location history
2002Based in Minneapolis, MN, US· patent location history
2012–2015Patents assigned to NEVITT TIMOTHY J (8)· patent assignee history
2012–2015Patents assigned to WEBER MICHAEL F (8)· patent assignee history
2013–2015Patents assigned to WHEATLEY JOHN A (5)· patent assignee history
2013Patents assigned to BIERNATH ROLF W (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 3M INNOVATIVE PROPERTIES CO | 65 | 1999–2021 |
| NEVITT TIMOTHY Jself | 8 | 2012–2015 |
| WEBER MICHAEL F | 8 | 2012–2015 |
| WHEATLEY JOHN A | 5 | 2013–2015 |
| BIERNATH ROLF W | 3 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Red Wing, Minnesota, US | 68 | 1998–2021 |
| Minneapolis, Minnesota, US | 1 | 2002 |
| Redwing, Minnesota, US | 1 | 2001 |