Inventor · Indianapolis, IN, US

Robert A. Kruger

28Patents
13h-index
23Co-inventors
81Inventor score

Filing activity: May 16, 1978 → Sep 3, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US8346563B1 System and methods for delivering advanced natural language interaction applications Physics 464 Active
US5713356A Photoacoustic breast scanner Human Necessities 141 Expired
US4383327A Radiographic systems employing multi-linear arrays of electronic radiation detectors Physics 127 Expired
US6216025A Thermoacoustic computed tomography scanner Emerging Cross-Sectional Technologies 89 Expired
US6102857A Photoacoustic breast scanner Human Necessities 73 Expired
US4536790A Apparatus and method for fluoroscopic imaging of a body Electricity 70 Expired
US6292682A Photoacoustic breast scanner Human Necessities 64 Expired
US4436095A Method and apparatus for imaging a body Electricity 63 Expired
US4908876A Apparatus and method for enhancement of image viewing by modulated illumination of a transparency Physics 62 Expired
US4204226A Real-time digital X-ray time interval difference imaging Electricity 55 Expired
US6104942A Thermoacoustic tissue scanner Physics 51 Expired
US6490470B1 Thermoacoustic tissue scanner Human Necessities 40 Expired
US6633774B2 Thermoacoustic tissue scanner Human Necessities 30 Expired
US4577222A Apparatus and method for cross sectional imaging of a body Physics 11 Expired
US4456926A Enhancement of fluroscopically generated images Electricity 10 Expired
US4814597A Apparatus and method for enhancing radiographs and the like Physics 9 Expired
US4677478A Apparatus and method for imaging a body Physics 8 Expired
US4644575A Electronic slit collimation Electricity 6 Expired
US7774042B2 Tissue scanner Human Necessities 4 Active
US4979201A Enhancement system for X-ray imaging Physics 3 Expired
US4937847A Enhancement system and method for X-ray imaging Physics 3 Expired
USRE32779E Radiographic systems employing multi-linear arrays of electronic radiation detectors General 2 Expired
US10499815B2 Object information acquiring apparatus Human Necessities 2 Active
US9730589B2 Examined-portion information acquisition apparatus Human Necessities 2 Active
USRE32164E Radiographic systems employing multi-linear arrays of electronic radiation detectors General 2 Expired

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