Inventor
Mahendra Somasara Dassanayake
Inventor
Bloomfield Hills, MI, US
Overview
Patents· 67 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F21Sprimary
F21SNon-portable lighting devices17%
F21VFunctional features or details of lighting devices or systems thereof16%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general14%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted12%
F21KNon-electric light sources using luminescence8%
G02BOptical elements, systems or apparatus7%
F21WIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to uses or applications of lighting devices or systems3%
H03KPulse technique3%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles2%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for2%
PatentTitleYear
11,092,325High intensity discharge light assembly202110,488,008Vehicle light assembly with photon recycling201910,166,935Trim article with reflectance reducing features201910,110,862Video display with photo-luminescent dyes201810,088,120Low profile, highly efficient vehicular LED modules and assemblies201810,038,443Directional proximity switch assembly201810,036,527Vehicular light guides and assemblies with uniform illumination20189,976,705Light engine for AC and DC driver architectures for LED lamps20189,834,157Method for reducing reflectance of bright decorative trim under high ambient light conditions20179,829,187Spring lock clip for coupling a circuit board to an electrical base20179,746,760'Video display with photo-luminescent dyes'20179,707,884'Camouflaged vehicle having additional lighting equipment'20179,702,535'Light assembly having a control circuit in a base'20179,682,651'Vehicle lighting system with improved substrate'20179,651,219'Light bulb assembly having internal redirection element for improved directional light distribution'20179,644,824'Solid state light assembly with control circuit'20179,573,512'Low profile highly efficient LED lighting modules and assemblies'20179,559,688'Proximity switch assembly having pliable surface and depression'20179,548,733'Proximity sensor assembly having interleaved electrode configuration'20179,531,379'Proximity switch assembly having groove between adjacent proximity sensors'20169,520,875'Pliable proximity switch assembly and activation method'20169,499,096'Photoluminescent vehicle reading lamp'20169,476,557'Low profile highly efficient vehicular LED modules and headlamps'20169,463,739'Sun visor with photoluminescent structure'20169,464,785'Vehicular light guides and assemblies with uniform illumination'20169,446,709'Vehicle backlit assembly with photoluminescent structure'20169,440,583'Vehicle dome lighting system with photoluminescent structure'20169,354,139'Headlamp aimer box'20169,347,825'Vehicle lamps with uniform apparent brightness'20169,267,657'Vehicular lighting assemblies providing uniform illumination through LED source location and spacing control'20169,163,819'Light assembly with a heat dissipation layer'20159,156,395'Low profile highly efficient vehicular LED modules and headlamps'20159,022,626'Signal assemblies providing uniform illumination through light source location and spacing control'20158,994,495'Virtual vehicle entry keypad and method of use thereof'20158,992,060'Uniform illumination of lamps'20158,928,869'Dynamic headlamp aim buy-off window'20158,746,939'Crystal off-axis LED headlamp'20148,723,424'Light assembly having light sources and adjacent light tubes'20148,449,137'Solid state tube light assembly'20138,433,479'Adaptive front-lighting system with fuzzy logic control'20138,419,218'Solid state light assembly having light sources in a ring'20138,422,004'Automotive headlamp aiming insensitive to intensity variations'20138,393,737'Light engine using common building blocks'20138,314,558'Light emitting diode headlamp for a vehicle'20128,282,250'Solid state lighting device using heat channels in a housing'20128,277,082'Solid state light assembly having light redirection elements'20128,192,057'Solid state spot light assembly'20128,186,852'Opto-thermal solution for multi-utility solid state lighting device using conic section geometries'2012D0608031'Vehicle headlight'20107,628,520'Lighting system and method'20097,541,743'Adaptive vehicle communication controlled lighting system'20097,540,638'Adaptive front lighting system for a vehicle'20097,341,365'LED unit for a vehicle lamp assembly'20087,156,542'Vehicle headlight system having digital beam-forming optics'20076,639,569'Integrated heads-up display and cluster projection panel assembly for motor vehicles'20036,497,503'Headlamp system with selectable beam pattern'20025,829,870'Variable headlamp system for an automotive vehicle using an electrostatic shutter'19985,791,759'Reduced package depth low profile lamp with conic section cylinders'19985,779,341'Reduced package depth low-profile lamp with smoothly shaped lenses'19985,681,104'Mini-projector beam headlamps'19975,560,699'Optical coupling arrangement between a lamp and a light guide'19965,550,716'Reduced package depth low profile headlamp'19965,475,571'Ring Light collector'19955,452,186'Light distribution system'19955,428,509'Space-efficient light collector'19955,406,462'Apparatus for collecting and transmitting light'19955,365,412'Low profile illuminator'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–2010Patents assigned to FORD MOTOR CO (9)· patent assignee history
1994–1995Based in Troy, MI, US· patent location history
1995–2013Based in Farmington Hills, MI, US· patent location history
2002–2021Based in West Bloomfield, MI, US· patent location history
2003–2019Patents assigned to FORD GLOBAL TECH LLC (39)· patent assignee history
2008–2019Based in Bloomfield Hills, MI, US· patent location history
2012–2021Patents assigned to ELUMIGEN LLC (14)· patent assignee history
2012–2014Patents assigned to DASSANAYAKE MAHENDRA (7)· patent assignee history
2012–2013Patents assigned to DE MEL SRINI (5)· patent assignee history
2018Based in Framington Hills, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FORD GLOBAL TECH LLC | 39 | 2003–2019 |
| ELUMIGEN LLC | 14 | 2012–2021 |
| FORD MOTOR CO | 9 | 1994–2010 |
| DASSANAYAKE MAHENDRAself | 7 | 2012–2014 |
| DE MEL SRINI | 5 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bloomfield Hills, MI, US | 47 | 2008–2019 |
| Farmington Hills, MI, US | 13 | 1995–2013 |
| West Bloomfield, MI, US | 4 | 2002–2021 |
| Troy, MI, US | 2 | 1994–1995 |
| Framington Hills, MI, US | 1 | 2018 |