RR

Roy E. Rand

IM Imatron: 17 patents #1 of 22Top 5%
GE: 6 patents #5,804 of 36,430Top 20%
IM Imatrex: 4 patents #2 of 8Top 25%
SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
TS Telesecurity Sciences: 1 patents #6 of 15Top 40%
Overall (All Time): #131,234 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 25 most recent of 29 patents

Patent #TitleCo-InventorsDate
10660588 Tumor tracing device with multiple scan tubes Douglas P. Boyd, Larry Partain, Samuel M. Song, Namho Kim, Junghyun Kwon 2020-05-26
10332718 Compact deflecting magnet Vitaliy Ziskin 2019-06-25
10290463 Compact deflecting magnet Vitaliy Ziskin 2019-05-14
9801594 Ebeam tomosynthesis for radiation therapy tumor tracking Douglas P. Boyd, Samuel M. Song, Larry Partain, Junghyun Kwon 2017-10-31
7872241 Method and apparatus for production and maintenance of electron beam space-charge neutralization 2011-01-18
7020232 Electron beam computed tomographic scanner system with helical or tilted target, collimator and detector components to eliminate cone beam error and to scan continuously moving objects Jonathan Harman, Douglas P. Boyd 2006-03-28
6952466 Oil-free electron source for an EBT scanner Khem Garewal, Thomas Clarke Sanders 2005-10-04
6891321 Oil-free electron source having cathode and anode members adjustable with five degrees of freedom Thomas Clarke Sanders, Khem Garewal 2005-05-10
6792077 Collimation system for dual slice EBT scanner 2004-09-14
6735271 Electron beam computed tomographic scanner system with helical or tilted target, collimator, and detector components to eliminate cone beam error and to scan continuously moving objects Jonathan Harman, Douglas P. Boyd 2004-05-11
6670625 Method and apparatus for correcting multipole aberrations of an electron beam in an EBT scanner Khem Garewal 2003-12-30
6208711 Method and apparatus for clearing ions in a scanning electron beam computed tomographic system using a single potential power source Khem Garewal, James F. Heilman 2001-03-27
6160869 Chicane magnet focusing system and deflection magnet for a scanning electron beam computed tomography system Geordie Zapalac 2000-12-12
5719914 Method for correcting spherical aberration of the electron beam in a scanning electron beam computed tomography system Khem Garewal, Glenn R. James 1998-02-17
5491734 Off-axis scanning electron beam computed tomography system Douglas P. Boyd 1996-02-13
5442673 Fixed septum collimator for electron beam tomography Patrick B. Halahan 1995-08-15
5386445 Method and apparatus for electron beam focusing adjustment by electrostatic control of the distribution of beam-generated positive ions in a scanning electron beam computed tomography scanner 1995-01-31
5289519 Rotatable ion controlling electrode assembly with no offset or deflection of low energy electrons for a scanning electron beam computed tomography scanner 1994-02-22
5224137 Tuning the scanning electron beam computed tomography scanner Susan E. Plomgren, John L. Couch, Mark C. Nicely 1993-06-29
5193105 Ion controlling electrode assembly for a scanning electron beam computed tomography scanner Eugene Y. Tsiang 1993-03-09
5105456 High duty-cycle x-ray tube Douglas P. Boyd, Kristian R. Peschmann 1992-04-14
4993055 Rotating X-ray tube with external bearings Douglas P. Boyd, Kristian R. Peschmann 1991-02-12
4644168 Electron beam deflecting magnet assembly for a scanning electron beam computed tomography scanner Dan Wang 1987-02-17
4631741 Beam spot monitoring arrangement for use in a scanning electron beam computed tomography scanner and method John L. Couch 1986-12-23
4625150 Electron beam control assembly for a scanning electron beam computed tomography scanner 1986-11-25