Inventor · Holland, MI, US

William R. Spence

10Patents
5h-index
21Co-inventors
62Inventor score

Filing activity: Nov 28, 2000 → Dec 3, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US8237909B2 Vehicular rearview mirror assembly including integrated backlighting for a liquid crystal display (LCD) Physics 162 Active
US6614911B1 Microphone assembly having a windscreen of high acoustic resistivity and/or hydrophobic material Electricity 54 Expired
US6882734B2 Vehicle accessory microphone Electricity 34 Expired
US7746535B2 Blind connector for rearview mirror Emerging Cross-Sectional Technologies 8 Active
US7136494B2 Vehicle accessory microphone assembly having a windscreen with hydrophobic properties Electricity 8 Expired
US8224012B2 Vehicle accessory microphone Electricity 5 Active
US7616768B2 Vehicle accessory microphone having mechanism for reducing line-induced noise Electricity 4 Active
US7130431B2 Vehicle accessory microphone Electricity 4 Expired
US8583331B2 Monitoring and automatic equipment control systems Performing Operations; Transporting 1 Active
US8326483B2 Monitoring and automatic equipment control systems Performing Operations; Transporting 1 Active

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