Inventor · Alexandria, VA, US

Roger E. Allen

13Patents
9h-index
10Co-inventors
65Inventor score

Filing activity: Apr 8, 1976 → Oct 30, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5084880A Erbium-doped fluorozirconate fiber laser pumped by a diode laser source Electricity 97 Expired
US4967416A Thulium-doped fluorozirconate fiber laser pumped by a diode laser source Electricity 51 Expired
US4117329A Room-temperature, thin-film, PbS photoconductive detector hardened against laser damage Electricity 27 Expired
US4295989A Luminescent hafnia composition Chemistry; Metallurgy 19 Expired
US4284962A Excimer-pumped four level blue-green solid state laser Electricity 13 Expired
US5038353A Method and apparatus for lasing Electricity 13 Expired
US5313477A Rare earth ion doped CW cascade fiber laser Electricity 11 Expired
US5014279A Laser diode pumped, erbium-doped, solid state laser with high slope efficiency Electricity 10 Expired
US4347485A Excimer-pumped blue-green laser Electricity 9 Expired
US4167712A Praseodymium blue-green laser system Electricity 8 Expired
US4126033A Determination of thermal conductances of bonding layers in infrared photoconductor arrays Physics 7 Expired
US4012691A Determination of thermal impedances of bonding layers in infrared photoconductors Physics 3 Expired
US4217547A Method for determining the compensation density in n-type narrow-gap semiconductors Physics 1 Expired

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