Inventor
Pieter Gerhard Roos
Inventor
Sandy, UT, US
Overview
Patents· 27 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television22%
A61BDiagnosis20%
G01TMeasurement of nuclear or x-radiation12%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation10%
H01LSemiconductor devices6%
G06FElectric digital data processing4%
H03FAmplifiers4%
H03MCoding4%
G01DMeasuring not specially adapted for a specific variable2%
G01NInvestigating or analysing materials by determining their chemical or physical properties2%
PatentTitleYear
10,462,395Detector architecture using offset packets201910,055,316Row driver fault isolation circuitry for matrix type integrated circuit20189,947,712Matrix type integrated circuit with fault isolation capability20189,807,323'Pixel circuit with constant voltage biased photodiode and related imaging method'20179,762,828'Low-power imager with autosensing function'20179,706,146'Low-power imager with autosensing function'20179,563,222'Differential reference signal distribution method and system'20179,380,239'Pixel circuit with constant voltage biased photodiode and related imaging method'20169,029,794'X-ray matrix imager based on a multiple-gate-line driving scheme and a shared-gate-line driving scheme'20158,884,238'X-ray matrix imager'20148,785,872'Imaging method and system'20147,983,867'Multi-gain data processing'20117,589,326'Systems and methods for image acquisition'20097,180,366'Data signal amplifier and processor with multiple signal gains for increased dynamic signal range'20077,002,408'Data signal amplifier and processor with multiple signal gains for increased dynamic signal range'20066,768,784'X-ray image enhancement'20046,510,195'Solid state x-radiation detector modules and mosaics thereof, and an imaging method and apparatus employing the same'20036,461,040'Apparatus and method to correct for position errors in diagnostic imaging'20026,364,526'Fluoro-assist feature for a diagnostic imaging device'20026,149,592'Integrated fluoroscopic projection image data, volumetric image data, and surgical device position data'20006,092,928'Apparatus and method to determine the relative position of a detector array and an x-ray tube focal spot'20006,075,837'Image minifying radiographic and fluoroscopic x-ray system'20006,041,097'Method and apparatus for acquiring volumetric image data using flat panel matrix image receptor'20006,031,888'Fluoro-assist feature for a diagnostic imaging device'20006,031,891'Dual reference blacklevel clamping device and method for video line noise removal'20005,877,501'Digital panel for x-ray image acquisition'19995,404,387'Body scanning system'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2000Patents assigned to PICKER INT INC (7)· patent assignee history
1999–2003Based in Chagrin Falls, OH, US· patent location history
2000–2004Based in Bainbridge, OH, US· patent location history
2002–2004Patents assigned to KONINKL PHILIPS ELECTRONICS NV (3)· patent assignee history
2006–2009Patents assigned to VARIAN MED SYS TECH INC (3)· patent assignee history
2006–2007Based in Santa Clara, CA, US· patent location history
2011–2017Patents assigned to VARIAN MED SYS INC (7)· patent assignee history
2014–2018Based in Sandy, UT, US· patent location history
2017–2019Patents assigned to VAREX IMAGING CORP (4)· patent assignee history
2019Based in San Jose, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PICKER INT INC | 7 | 1999–2000 |
| VARIAN MED SYS INC | 7 | 2011–2017 |
| VAREX IMAGING CORP | 4 | 2017–2019 |
| KONINKL PHILIPS ELECTRONICS NV | 3 | 2002–2004 |
| VARIAN MED SYS TECH INC | 3 | 2006–2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sandy, UT, US | 10 | 2014–2018 |
| Bainbridge, OH, US | 9 | 2000–2004 |
| Santa Clara, California, US | 2 | 2006–2007 |
| Chagrin Falls, OH, US | 2 | 1999–2003 |
| San Jose, California, US | 1 | 2019 |