1
Robert R Turnbull, Robert C Knapp, John K Roberts: Illuminator assembly incorporating light emitting diodes. Gentex Corporation, Brian J Rees, September 8, 1998: US05803579 (637 worldwide citation)

An illuminator assembly, having a plurality of LEDs on a vehicular support member in a manner such that, when all of the LEDs are energized, illumination exhibiting a first perceived hue, e.g., blue-green, and projected from at least one of the LEDs overlaps and mixes with illumination exhibiting a ...


2
Robert R Turnbull, Robert C Knapp, John K Roberts: Led assembly. Gentex Corporation, Brian J Price Heneveld Cooper DeWitt & Litton Rees, October 17, 2000: US06132072 (477 worldwide citation)

An illuminator assembly, having a plurality of LEDs on a vehicular support member in a manner such that, when all of the LEDs are energized, illumination exhibiting a first perceived hue, e.g., blue-green, and projected from at least one of the LEDs overlaps and mixes with illumination exhibiting a ...


3
Joseph S Stam, Jon H Bechtel, John K Roberts: Moisture sensor and windshield fog detector using an image sensor. Gentex Corporation, Brooks & Kushman P C, July 13, 1999: US05923027 (420 worldwide citation)

A control system for automatically detecting moisture on the windshield of a vehicle. The automatic moisture detecting system includes an optical system for imaging a portion of the windshield on to an image array sensor, such as a CMOS active pixel sensor. The voltages of each of the pixels which r ...


4
John K Roberts, Frederick T Bauer, Joseph S Stam, Timothy A Bonardi, William L Tonar, Robert R Turnbull: Indicators and illuminators using a semiconductor radiation emitter package. Gentex Corporation, Randall S Vaas, Price Heneveld Cooper DeWitt & Litton, August 27, 2002: US06441943 (370 worldwide citation)

A vehicle lamp assembly includes a housing and an LED lamp carried in the housing. A signal mirror, includes a mirror; and an LED lamp. The LED lamp includes a heat extraction member.


5
John K Roberts: Mirror assembly. K W Muth Company, Godfrey & Kahn, May 4, 1993: US05207492 (354 worldwide citation)

A mirror assembly including an enclosure having an aperture, and defining a cavity, a light source or lamp for emitting light in predetermined wavelengths or an instrument for emitting or receiving light having predetermined characteristics, borne by the enclosure and positioned in the cavity; and a ...


6
John K Roberts: Visual signaling apparatus. K W Muth Company, Godfrey & Kahn, May 7, 1991: US05014167 (344 worldwide citation)

A visual signaling apparatus including an enclosure having an aperture, and defining a cavity, a light source for emitting light in predetermined wavelengths borne by the enclosure and positioned in the cavity; and a semi-transparent dichroic mirror borne by the enclosure and disposed in substantial ...


7
Joseph S Stam, Jon H Bechtel, Spencer D Reese, John K Roberts, William L Tonar, G Bruce Poe, Douglas J Newhouse: System for controlling exterior vehicle lights. Gentex Corporation, Price Heneveld Cooper DeWitt & Litton, July 1, 2003: US06587573 (334 worldwide citation)

A system and method of automatically controlling exterior vehicle lights includes an image sensor and a controller to generate control signals. The control signals are derived based on information obtained from the image sensor as well as other detected parameters pertaining to the detected light so ...


8
John K Roberts, Keith R Spencer: Mirror assembly. K W Muth Co, Godfrey & Kahn, November 1, 1994: US05361190 (327 worldwide citation)

A mirror assembly is disclosed which includes a dichroic mirror which allows a predetermined narrow spectral band to pass through the mirror and be seen from a position forward of the mirror, and which further reflects a broad spectral band of light which originates from a direction forward of the m ...


9
John K Roberts, Joseph S Stam, Spencer D Reese, Robert R Turnbull: Semiconductor radiation emitter package. Gentex Corporation, Brian J Rees, Price Heneveld Cooper DeWitt & Litton, January 1, 2002: US06335548 (308 worldwide citation)

A semiconductor optical radiation package includes a leadframe, at least one semiconductor optical radiation emitter and an encapsulant. The leadframe has a heat extraction member, which supports the semiconductor optical emitter and provides one or more thermal paths for removing heat generated wit ...


10
John K Roberts: Mirror assembly. K W Muth Company, Wells St John Roberts Gregory & Matkin, January 2, 1996: US05481409 (290 worldwide citation)

A mirror assembly including an enclosure having an aperture, and defining a cavity, an instrument for receiving electromagnetic radiation having predetermined characteristics, borne by the enclosure and positioned in the cavity; and a dichroic mirror borne by the enclosure and disposed in substantia ...