| Patent | Date |
|---|
Photodetector
Grant 9,368,661 - Nakajima , et al. June 14, 2 | 2016-06-14 |
Photodetector
App 20150097156 - Nakajima; Kazutoshi ; et al. | 2015-04-09 |
Photodetector
App 20150053922 - Nakajima; Kazutoshi ; et al. | 2015-02-26 |
Photodetector
App 20140319637 - NAKAJIMA; Kazutoshi ; et al. | 2014-10-30 |
Photodetector
App 20130320470 - NAKAJIMA; Kazutoshi ; et al. | 2013-12-05 |
Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tube
Grant 8,482,197 - Niigaki , et al. July 9, 2 | 2013-07-09 |
Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tube
Grant 8,446,094 - Niigaki , et al. May 21, 2 | 2013-05-21 |
Luminous body, electron beam detector using the same, scanning electron microscope, and mass analysis device
Grant 8,164,069 - Uchiyama , et al. April 24, 2 | 2012-04-24 |
Luminous Body, Electron Beam Detector Using The Same, Scanning Electron Microscope, And Mass Analysis Device
App 20110101219 - UCHIYAMA; Shoichi ; et al. | 2011-05-05 |
Luminous body, electron beam detector using the same, scanning electron microscope, and mass analysis device
Grant 7,910,895 - Uchiyama , et al. March 22, 2 | 2011-03-22 |
Photocathode comprising a plurality of openings on an electron emission layer
Grant 7,816,866 - Nakajima , et al. October 19, 2 | 2010-10-19 |
Photocathode
Grant 7,795,608 - Hirohata , et al. September 14, 2 | 2010-09-14 |
Photocathode, Electron Tube, Field Assist Type Photocathode, Field Assist Type Photocathode Array, And Field Assist Type Electron Tube
App 20100148667 - NIIGAKI; Minoru ; et al. | 2010-06-17 |
Transmission type photocathode including light absorption layer and voltage applying arrangement and electron tube
Grant 7,652,425 - Niigaki , et al. January 26, 2 | 2010-01-26 |
Photocathode And Electron Tube Having The Same
App 20090273281 - Niigaki; Minoru ; et al. | 2009-11-05 |
Heater-attached alkali-encapsulated cell and alkali laser apparatus
Grant 7,586,968 - Niigaki , et al. September 8, 2 | 2009-09-08 |
Photodetector having first and second antenna areas with patterns having different cycle intervals
Grant 7,557,336 - Niigaki , et al. July 7, 2 | 2009-07-07 |
Photocathode
App 20090032797 - Hirohata; Toru ; et al. | 2009-02-05 |
Semiconductor device
App 20080121909 - Niigaki; Minoru ; et al. | 2008-05-29 |
Semiconductor photocathode
App 20080121928 - Niigaki; Minoru ; et al. | 2008-05-29 |
Luminous Body, Electron Beam Detector Using the Same, Scanning Electron Microscope, and Mass Analysis Device
App 20080116368 - Uchiyama; Shoichi ; et al. | 2008-05-22 |
Photocathode
Grant 7,365,356 - Hirohata , et al. April 29, 2 | 2008-04-29 |
Photocathode, electron tube, field assist type photocathode, field asist type photocathode array, and field asist type electron tube
App 20080042563 - Niigaki; Minoru ; et al. | 2008-02-21 |
Heater-attached alkali-encapsulated cell and alkali laser apparatus
App 20080031299 - Niigaki; Minoru ; et al. | 2008-02-07 |
Photodetector
App 20070262239 - Niigaki; Minoru ; et al. | 2007-11-15 |
UV sensor
Grant 7,217,932 - Niigaki , et al. May 15, 2 | 2007-05-15 |
Semiconductor light-receiving device
Grant 7,214,971 - Niigaki , et al. May 8, 2 | 2007-05-08 |
Photocathode
App 20070096648 - Nakajima; Kazutoshi ; et al. | 2007-05-03 |
Transmitting type secondary electron surface and electron tube
Grant 7,208,874 - Niigaki , et al. April 24, 2 | 2007-04-24 |
Photocathode plate and electron tube
Grant 7,176,625 - Mochizuki , et al. February 13, 2 | 2007-02-13 |
Method for fabricating semiconductor photodetector
Grant 7,094,664 - Niigaki , et al. August 22, 2 | 2006-08-22 |
Polycrystal diamond thin film and photocathode and electron tube using the same
Grant 7,045,957 - Niigaki , et al. May 16, 2 | 2006-05-16 |
Semiconductor photocathode and photoelectric tube using the same
Grant 7,030,406 - Edamura , et al. April 18, 2 | 2006-04-18 |
Illuminant, and, electron beam detector, scanning electron microscope and mass spectroscope each including the same
Grant 7,030,388 - Takagi , et al. April 18, 2 | 2006-04-18 |
Photocathode plate and electron tube
App 20060038473 - Mochizuki; Tomoko ; et al. | 2006-02-23 |
Photocathode, electron tube, and method of assembling photocathode
Grant 7,002,132 - Negi , et al. February 21, 2 | 2006-02-21 |
Semiconductor chip, terahertz electromagnetic-wave device, and method of manufacturing these
Grant 6,933,581 - Edamura , et al. August 23, 2 | 2005-08-23 |
Transmission type photoelectric cathode and electron tube
App 20050174052 - Niigaki, Minoru ; et al. | 2005-08-11 |
Photocathode
App 20050168144 - Hirohata, Toru ; et al. | 2005-08-04 |
Semiconductor photocathode
Grant 6,917,058 - Niigaki , et al. July 12, 2 | 2005-07-12 |
Photocathode
Grant 6,903,363 - Hirohata , et al. June 7, 2 | 2005-06-07 |
Transmitting type secondary electron surface and electron tube
App 20050104527 - Niigaki, Minoru ; et al. | 2005-05-19 |
Semiconductor light-receiving device
App 20050051784 - Niigaki, Minoru ; et al. | 2005-03-10 |
Photocathode having A1GaN layer with specified Mg content concentration
App 20050045866 - Kan, Hirofumi ; et al. | 2005-03-03 |
Method for fabricating semiconductor photodetector
App 20050014321 - Niigaki, Minoru ; et al. | 2005-01-20 |
Photocathode having AlGaN layer with specified Mg content concentration
Grant 6,831,341 - Kan , et al. December 14, 2 | 2004-12-14 |
Semiconductor chip, terahertz electromagnetic-wave device, and method of manufacturing these
App 20040207032 - Edamura, Tadataka ; et al. | 2004-10-21 |
UV sensor
App 20040135094 - Niigaki, Minoru ; et al. | 2004-07-15 |
Illuminant, and, electron beam detector, scanning electron microscope and mass spectroscope each including the same
App 20040129891 - Takagi, Yasufumi ; et al. | 2004-07-08 |
Photocathode
App 20040094755 - Hirohata, Toru ; et al. | 2004-05-20 |
Photocathode, electron tube, and method of assembling photocathode
App 20040094694 - Negi, Yasuharu ; et al. | 2004-05-20 |
Semiconductor photocathode and photoelectric tube using the same
App 20040089860 - Edamura, Tadataka ; et al. | 2004-05-13 |
Semiconductor photocathode
App 20040056279 - Niigaki, Minoru ; et al. | 2004-03-25 |
Semiconductor photocathode
App 20040021417 - Kan, Hirofumi ; et al. | 2004-02-05 |
Polycrystal diamond thin film and photocathode and electron tube using the same
App 20030001498 - Niigaki, Minoru ; et al. | 2003-01-02 |
Photocathode and electron tube
App 20020011787 - Niigaki, Minoru ; et al. | 2002-01-31 |
Photoemitter electron tube and photodetector
Grant 5,591,986 - Niigaki , et al. January 7, 1 | 1997-01-07 |
Photocathode capable of detecting position of incident light in one or two dimensions, phototube, and photodetecting apparatus containing same
Grant 5,471,051 - Niigaki , et al. November 28, 1 | 1995-11-28 |
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