Inventor · Saratoga, CA, US

David H. Cooper

17Patents
15h-index
7Co-inventors
71Inventor score

Filing activity: May 18, 1984 → Jun 10, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US4601284A Endoscope connecting system Human Necessities 134 Expired
US4757381A Means and structure for prevention of cross contamination during use of dental camera Electricity 87 Expired
US5251025A Electronic video dental camera Electricity 81 Expired
US5051823A Dental instrument including laser device and electronic video dental camera Human Necessities 75 Expired
US4742388A Color video endoscope system with electronic color filtering Electricity 69 Expired
US5016098A Electronic video dental camera Electricity 57 Expired
US4692608A Compact optical imaging system Electricity 53 Expired
US4572164A Light source device for endoscope Mechanical Engineering; Lighting; Heating 51 Expired
US5702249A Modular intra-oral imaging system video camera Human Necessities 46 Expired
US4727416A Electronic video dental camera Electricity 46 Expired
US5115307A Electronic video dental camera Electricity 40 Expired
US5429502A Electronic video dental camera Electricity 38 Expired
US4667229A Color video endoscope system Electricity 38 Expired
US5290168A Electronic video dental camera Electricity 31 Expired
US6958766B2 Dental video imaging system Human Necessities 18 Expired
US4677470A Image reversal correction system for video endoscopes Emerging Cross-Sectional Technologies 10 Expired
US7086859B2 Compact digital intraoral camera system Human Necessities 8 Expired

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