Inventor · Barrington, IL, US

Dennis E. Persyk

19Patents
7h-index
10Co-inventors
63Inventor score

Filing activity: Oct 29, 1981 → Sep 24, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US4454422A Radiation detector assembly for generating a two-dimensional image Physics 25 Expired
US5148029A Improved seal scintillation camera module and method of making it Physics 18 Expired
US4481419A Attenuation zone plate Physics 12 Expired
US4523091A Radiation detecting apparatus with reduced magnetic field sensitivity Human Necessities 10 Expired
US4605856A Method and device for stabilizing photomultiplier tubes of a radiation image device against drift Physics 10 Expired
US6328027A Method for precision cutting of soluble scintillator materials Performing Operations; Transporting 8 Expired
US5059798A Frangible bonding of photomultiplier tubes for use in scintillation cameras and PET scanners Physics 8 Expired
US4656359A Scintillation crystal for a radiation detector Physics 6 Expired
US4879465A Detector module for scintillation cameras Physics 6 Expired
US4618775A Radiation detector circuit with real time photon counting Physics 6 Expired
US5376797A Method and apparatus for producing and utilizing flashes of light which simulate scintillation events Physics 5 Expired
US4649269A Dynodes arrangement for an electron multiplier Electricity 4 Expired
US7397038B2 Nuclear imaging using three-dimensional gamma particle interaction detection Physics 4 Active
US4649268A Imaging dynodes arrangement Electricity 4 Expired
US4663187A Scintillation crystal and method of making it Physics 3 Expired
US4810885A Heated scintillator Physics 3 Expired
US4574478A Method and device for demounting in a radiation detector a photomultiplier tube Emerging Cross-Sectional Technologies 2 Expired
US5493176A Photomultiplier tube with an avalanche photodiode, a flat input end and conductors which simulate the potential distribution in a photomultiplier tube having a spherical-type input end Electricity 0 Expired
US7195671B2 Thermal shield Emerging Cross-Sectional Technologies 0 Expired

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