Inventor · Ottawa, ON, CA

Stephen Field

14Patents
10h-index
5Co-inventors
65Inventor score

Filing activity: Mar 26, 1993 → Aug 12, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6401428B1 Fenestration sealed frame, insulating glazing panels Fixed Constructions 86 Expired
US6180196A Manufacture of simulated heritage windows Emerging Cross-Sectional Technologies 31 Expired
US6868648B2 Fenestration sealed frame, insulating glazing panels Emerging Cross-Sectional Technologies 28 Expired
US6612091B1 Architectural building panel Fixed Constructions 18 Expired
US5358766A Mat Emerging Cross-Sectional Technologies 18 Expired
US6177156A Simulated divided light windows Emerging Cross-Sectional Technologies 17 Expired
US7950192B2 Framed panel and related method of manufacture Performing Operations; Transporting 17 Active
US7122088B2 Method and apparatus for vibration welding of thermoplastic components Performing Operations; Transporting 12 Expired
US6360804B1 Hand tool for adhesive strip application Emerging Cross-Sectional Technologies 11 Expired
US7343950B2 Method and apparatus for vibration welding of thermoplastic components Performing Operations; Transporting 10 Active
US6116315A Manual method and related equipment for adhesive strip application Emerging Cross-Sectional Technologies 8 Expired
US9897332B2 Energy efficient fenestration assembly Emerging Cross-Sectional Technologies 6 Active
US6138735A Hand tool for applying adhesive strip material Emerging Cross-Sectional Technologies 5 Expired
US5850699A Severing or cutting tool Performing Operations; Transporting 0 Expired

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