Inventor · Coloma, MI, US

Robert C. Knapp

40Patents
24h-index
27Co-inventors
81Inventor score

Filing activity: Jan 12, 1994 → Mar 26, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US5803579A Illuminator assembly incorporating light emitting diodes Emerging Cross-Sectional Technologies 878 Expired
US6132072A Led assembly Emerging Cross-Sectional Technologies 630 Expired
US6297781A Rearview mirror with integrated microwave receiver Performing Operations; Transporting 572 Expired
US5666028A Automobile headlamp and running light control system Emerging Cross-Sectional Technologies 467 Expired
US6980092B2 Vehicle rearview mirror assembly incorporating a communication system Electricity 399 Expired
US6379013B1 Vehicle equipment control with semiconductor light sensors Performing Operations; Transporting 338 Expired
US6244716A Exterior mirror sub-assembly with combined electronic circuitry and mirror element Performing Operations; Transporting 311 Expired
US6084700A Reflectance control of an electrochromic element using a variable duty cycle drive Physics 296 Expired
US6742904B2 Vehicle equipment control with semiconductor light sensors Performing Operations; Transporting 243 Expired
US5883605A Automatic electrochromic control of light level of vacuum fluorescent display Physics 217 Expired
US6166698A Rearview mirror with integrated microwave receiver Performing Operations; Transporting 178 Expired
US7327226B2 Vehicle rearview mirror assembly incorporating a communication system Electricity 178 Active
US6523976B1 Led assembly Emerging Cross-Sectional Technologies 177 Expired
US6229434A Vehicle communication system Physics 125 Expired
US6386713B1 Individual mirror control system Performing Operations; Transporting 121 Expired
US6229435A Outside mirror communication system Performing Operations; Transporting 103 Expired
USD451869S Rearview mirror General 85 Expired
US6247819A Individual mirror control system Performing Operations; Transporting 67 Expired
US6465963B1 Headlight control system utilizing information from a microwave receiver Performing Operations; Transporting 59 Expired
US6614911B1 Microphone assembly having a windscreen of high acoustic resistivity and/or hydrophobic material Electricity 54 Expired
US5504478A Radio frequency control system Electricity 48 Expired
US7524097B2 Light emitting assembly Emerging Cross-Sectional Technologies 38 Expired
US5923028A Adjustment of photoconductive cell Performing Operations; Transporting 27 Expired
US6861942B1 Directionally-adjustable antenna system using an outside mirror for automotive applications Electricity 26 Expired
US7120261B1 Vehicle accessory microphone Electricity 24 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.