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Class Information
Number: 250/207
Name: Radiant energy > Photocells; circuits and apparatus > Photocell controlled circuit > Electron multiplier
Description: Subject matter in which the photocell has plural electrodes, one or more of which is photoemissive, and in which secondary emission takes place.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7459662 |
Photomultiplier tube circuit including means for sampling the voltage of at least one dynode |
Dec. 2, 2008 |
| 7429724 |
Low profile wire bond for an electron sensing device in an image intensifier tube |
Sep. 30, 2008 |
| 7427733 |
Gated image intensifier |
Sep. 23, 2008 |
| 7427835 |
Photomultiplier including a photocathode, a dynode unit, a focusing electrode, and an accelerating electrode |
Sep. 23, 2008 |
| 7425694 |
Time-resolved measurement apparatus |
Sep. 16, 2008 |
| 7420147 |
Microchannel plate and method of manufacturing microchannel plate |
Sep. 2, 2008 |
| 7417235 |
Particle detector for secondary ions and direct and or indirect secondary electrons |
Aug. 26, 2008 |
| 7411187 |
Ion trap in a semiconductor chip |
Aug. 12, 2008 |
| 7408142 |
Microchannel amplifier with tailored pore resistance |
Aug. 5, 2008 |
| 7394187 |
Electron multipliers and radiation detectors |
Jul. 1, 2008 |
| 7391000 |
EMCCD detector, as well as a spectrometer and a microscope having an EMCCD detector |
Jun. 24, 2008 |
| 7388201 |
Radiation detector having coated nanostructure and method |
Jun. 17, 2008 |
| 7378634 |
Imaging methods and apparatus having extended dynamic range |
May. 27, 2008 |
| 7378668 |
Method and apparatus for applying charged particle beam |
May. 27, 2008 |
| 7368699 |
Segmented image intensifier |
May. 6, 2008 |
| 7342216 |
Photomultiplier system and a microscope |
Mar. 11, 2008 |
| 7339153 |
Photon counting methods and devices with electrical pulse duration and intensity measurement |
Mar. 4, 2008 |
| 7332700 |
Photomultiplier tube with dynode modulation for photon-counting |
Feb. 19, 2008 |
| 7326900 |
Two-dimensional weak radiation detector with a detection means based on orthogonal modulation |
Feb. 5, 2008 |
| 7323674 |
Photodetector using photomultiplier and gain control method |
Jan. 29, 2008 |
| 7307254 |
Scanning electron microscope |
Dec. 11, 2007 |
| 7297914 |
Cerenkov x-ray detector for portal imaging |
Nov. 20, 2007 |
| 7297924 |
Imaging device with focus switching means for day and night vision |
Nov. 20, 2007 |
| 7294820 |
Night vision system including field replaceable image intensifier tube |
Nov. 13, 2007 |
| 7282690 |
Display of indicator lights in night vision devices using fiber optic screen |
Oct. 16, 2007 |
| 7253387 |
List mode multichannel analyzer |
Aug. 7, 2007 |
| 7238928 |
Photomultiplier with particular stem/pin structure |
Jul. 3, 2007 |
| 7235768 |
Solid state vision enhancement device |
Jun. 26, 2007 |
| 7221837 |
Device and method for reducing glass flow during the manufacture of microchannel plates |
May. 22, 2007 |
| 7211778 |
Night vision goggle with separate camera and user output paths |
May. 1, 2007 |
| 7199345 |
Low profile wire bond for an electron sensing device in an image intensifier tube |
Apr. 3, 2007 |
| 7189956 |
Photomultiplier and radiation detector |
Mar. 13, 2007 |
| 7176429 |
Electron tube |
Feb. 13, 2007 |
| 7157680 |
Photon arrival time detection |
Jan. 2, 2007 |
| 7157681 |
Photomultiplier tube gain stabilization for radiation dosimetry system |
Jan. 2, 2007 |
| 7148461 |
Photomultiplier tube with enchanced hermiticity |
Dec. 12, 2006 |
| 7148459 |
Photon energized cavity and system |
Dec. 12, 2006 |
| 7141787 |
Detector for a co-axial bipolar time-of-flight mass spectrometer |
Nov. 28, 2006 |
| 7141781 |
Efficient high-frequency energy coupling in radiation-assisted field emission |
Nov. 28, 2006 |
| 7135670 |
Photomultiplier and radiation detector |
Nov. 14, 2006 |
| 7132639 |
Photomultiplier and radiation detector |
Nov. 7, 2006 |
| 7126103 |
Method, system and computer program for controlling a night vision system |
Oct. 24, 2006 |
| 7126263 |
Perforated mega-boule wafer for fabrication of microchannel plates (MCPs) |
Oct. 24, 2006 |
| 7115854 |
Photomultiplier and photodetector including the same |
Oct. 3, 2006 |
| 7112773 |
Bleeder powered gating amplifier |
Sep. 26, 2006 |
| 7109467 |
Method and system for spread spectrum gating |
Sep. 19, 2006 |
| 7109463 |
Amplifier circuit with a switching device to provide a wide dynamic output range |
Sep. 19, 2006 |
| 7102284 |
Photomultiplier |
Sep. 5, 2006 |
| 7098434 |
Method for extracting measuring signals from a multi-channel photomultipier and corresponding circuit |
Aug. 29, 2006 |
| 7078667 |
Photo detector for weak light |
Jul. 18, 2006 |
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