Inventor
Bruce Richard Roberts
Inventor
Mentor-on-the-Lake, OH, US
Overview
Patents· 48 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating30%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications13%
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 emitted9%
F21KNon-electric light sources using luminescence8%
F21VFunctional features or details of lighting devices or systems thereof8%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
H01JElectric discharge tubes or discharge lamps3%
F21SNon-portable lighting devices2%
G09GArrangements or circuits for control of indicating devices using static means to present variable information2%
H01FMagnets2%
PatentTitleYear
10,422,484LED lamp with uniform omnidirectional light intensity output201910,197,230LED lamp with internal mirror201910,187,937Power factor correction optimization by digital feedback20199,832,827Battery back up lamp using AC wiring activation20179,748,844'Systems and methods for controlling and improving power converters'20179,730,294'Lighting device including a drive device configured for dimming light-emitting diodes'20179,668,307'Warm dimming for an LED light source'20179,641,063'System and method of compensating power factor for electrical loads'20179,618,165'LED lamp with uniform omnidirectional light intensity output'20179,462,656'Lamp base having integral semiconductor transient protection device'20169,360,166'LED lamp with uniform omnidirectional light intensity output'20169,332,602'LED driver with transformerless hysteretic boost'20169,185,766'Rolling blackout adjustable color LED illumination source'20159,167,651'LED array auxiliary power supply'20159,125,271'Three-way lamp with programmable output levels'20159,103,507'LED lamp with uniform omnidirectional light intensity output'20159,060,397'High voltage LED and driver'20159,058,955'Lamp comprising active cooling device for thermal management'2015D0715972'LED based light bulb'2014D0715462'LED based light bulb'20148,710,732'Organic light emitting device connection methods'20148,664,865'Lighting system having an OLED light sensor'20148,653,748'Isolated capacitor drive circuit for thin-film solid-state lighting'20148,633,653'Lighting control system with improved efficiency'20148,587,215'Self-dimming OLED lighting system and control method'20138,581,501'Fluorescent dimming ballast with improved efficiency'20138,564,205'Configurable vehicle solid state lighting'20138,487,541'Method to ensure ballast starting regardless of half cycle input'20138,450,926'OLED lighting devices including electrodes with magnetic material'20138,334,659'Electronic driver dimming control using ramped pulsed modulation for large area solid-state OLEDs'20128,212,765'Pulse width modulated dimming of multiple lamp LCD backlight using distributed microcontrollers'20128,072,163'Knowledge-based driver apparatus for high lumen maintenance and end-of-life adaptation'20118,072,164'Unified 0-10V and DALI dimming interface circuit'20118,022,631'Color control of light sources employing phosphors'20117,986,102'Adjustable color solid state lighting'20117,960,922'High efficiency low power capacitor charged DC driver'20117,855,625'Lamp transformer'20107,800,291'Low wattage fluorescent lamp'20107,772,780'Lamp igniter module and transformer carrier'20107,760,061'Lamp transformer'2010D0613116'Universal fit bar burner'20107,642,727'Automotive high intensity discharge ballast'20107,420,336'Method of controlling cathode voltage with low lamp\'s arc current'20086,321,472'Iron with improved heel rest and sliding fill door'2001D0434197'Iron'20005,951,591'Back-mounted mobile back support device'19995,782,558'Headlock feature for stand mixer'19984,938,106'Hand tool for installing and extracting circuit board test points'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–2014Patents assigned to ROBERTS BRUCE (6)· patent assignee history
1998–2001Based in Hattiesburg, MS, US· patent location history
1999Based in Aptos, CA, US· patent location history
2008–2019Patents assigned to GEN ELECTRIC (31)· patent assignee history
2008–2019Based in Mentor-on-the-Lake, OH, US· patent location history
2010Based in Midland, GA, US· patent location history
2011–2017Patents assigned to ROBERTS BRUCE RICHARD (9)· patent assignee history
2013–2019Patents assigned to ROBERTS BRUCE R (5)· patent assignee history
2014–2019Patents assigned to GE LIGHTING SOLUTIONS LLC (13)· patent assignee history
2014Based in Cleveland, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 31 | 2008–2019 |
| GE LIGHTING SOLUTIONS LLC | 13 | 2014–2019 |
| ROBERTS BRUCE RICHARDself | 9 | 2011–2017 |
| ROBERTS BRUCEself | 6 | 1990–2014 |
| ROBERTS BRUCE Rself | 5 | 2013–2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mentor-on-the-Lake, OH, US | 40 | 2008–2019 |
| Hattiesburg, MS, US | 3 | 1998–2001 |
| Cleveland, OH, US | 2 | 2014 |
| Midland, Georgia, US | 1 | 2010 |
| Aptos, California, US | 1 | 1999 |