Inventor · South Windsor, CT, US

Robert J. Freiberg

21Patents
16h-index
17Co-inventors
78Inventor score

Filing activity: Dec 6, 1974 → Jun 14, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5540676A Method of laser surgery using multiple wavelengths Human Necessities 175 Expired
US5139494A Multiwavelength medical laser method Human Necessities 135 Expired
US5304167A Multiwavelength medical laser method Human Necessities 121 Expired
US4744090A High-extraction efficiency annular resonator Electricity 74 Expired
US5349590A Medical laser apparatus for delivering high power infrared light Physics 71 Expired
US5741245A Corneal sculpting using laser energy Human Necessities 57 Expired
US6122300A High repetition rate mid-infrared laser Electricity 44 Expired
US5422899A High repetition rate mid-infrared laser Electricity 43 Expired
US5207673A Fiber optic apparatus for use with medical lasers Physics 41 Expired
US6213394A Visual system for, and method of, displaying graphics and alphanumeric information Physics 25 Expired
US5707368A Contact tip for laser surgery Human Necessities 23 Expired
US3969685A Enhanced radiation coupling from unstable laser resonators Electricity 22 Expired
US4025172A Compound unstable resonator Electricity 20 Expired
US4164366A Variable output coupled resonator Electricity 19 Expired
US3950712A Unstable laser resonator having radial propagation Electricity 18 Expired
US4188592A Closed cycle chemical laser Electricity 16 Expired
US3969687A Standing wave unstable resonators for radial flow lasers Electricity 16 Expired
US4031484A Portable chemical laser with gas recirculation Electricity 15 Expired
US6110167A Contact tip for laser surgery Human Necessities 12 Expired
US4750476A Endoscope with multiple section image transmitting rod Human Necessities 10 Expired
US3969688A Traveling wave unstable resonators for radial flow lasers Electricity 10 Expired

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