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Patents Grants
last 30 patents
Information
Patent Grant
Electron beam exposure system
Patent number
RE31630
Issue date
Jul 17, 1984
Rikagaku Kenkyusho
Eiichi Goto
250 - Radiant energy
Information
Patent Grant
Specimen observation apparatus including an optical microscope and...
Patent number
4,349,242
Issue date
Sep 14, 1982
Nihon Denshi Kabushiki Kaisha
Kazumichi Ogura
G02 - OPTICS
Information
Patent Grant
Electron beam aperture device
Patent number
4,283,632
Issue date
Aug 11, 1981
Nihon Denshi Kabushiki Kaisha
Seiichi Nakagawa
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Magnetic electron lens
Patent number
4,219,732
Issue date
Aug 26, 1980
Nihon Denshi Kabushiki Kaisha
Seiichi Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus for correcting astigmatism in a scanning elect...
Patent number
4,214,163
Issue date
Jul 22, 1980
Nihon Denshi Kabushiki Kaisha
Takao Namae
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus for automatically focusing an electron beam in...
Patent number
4,199,681
Issue date
Apr 22, 1980
Nihon Denshi Kabushiki Kaisha
Takao Namae
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cold trap for electron microscope
Patent number
4,179,605
Issue date
Dec 18, 1979
Nihon Denshi Kabushiki Kaisha
Hisao Watanabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Automatic chemical analyzer
Patent number
4,155,978
Issue date
May 22, 1979
Nihon Denshi Kabushiki Kaisha
Toyohiko Naono
G01 - MEASURING TESTING
Information
Patent Grant
Electron beam exposure method
Patent number
4,151,422
Issue date
Apr 24, 1979
Rikagaku Kenkyusho
Eiichi Goto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus for obtaining an X-ray image
Patent number
4,135,095
Issue date
Jan 16, 1979
Nihon Denshi Kabushiki Kaisha
Eiji Watanabe
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Sampling device
Patent number
4,120,661
Issue date
Oct 17, 1978
Nihon Denshi Kabishiki Kaisha
Toyohiko Naono
G01 - MEASURING TESTING
Information
Patent Grant
Electron beam exposure system
Patent number
4,119,854
Issue date
Oct 10, 1978
Nihon Denshi Kabushiki Kaisha
Kazumitsu Tanaka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron beam exposure system
Patent number
4,117,340
Issue date
Sep 26, 1978
Kenkyusho; Rikagaku
Eiichi Goto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Automatic analyzing apparatus
Patent number
4,090,848
Issue date
May 23, 1978
Nihon Denshi Kabushiki Kaisha
Toyohiko Naono
G01 - MEASURING TESTING
Information
Patent Grant
Scanning electron device
Patent number
4,071,759
Issue date
Jan 31, 1978
Nihon Denshi Kabushiki Kaisha
Takao Namae
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Scanning electron microscope
Patent number
4,068,123
Issue date
Jan 10, 1978
Nihon Denshi Kabushiki Kaisha
Yasushi Kokubo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Insulated elastic support and clamping means for resistance heaters...
Patent number
4,068,145
Issue date
Jan 10, 1978
Nihon Denshi Kabushiki Kaisha
Seiichi Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mass spectrometer with superimposed electric and magnetic fields
Patent number
4,054,796
Issue date
Oct 18, 1977
Nihon Denshi Kabushiki Kaisha
Motohiro Naito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nuclear magnetic resonance apparatus
Patent number
4,051,429
Issue date
Sep 27, 1977
Nihon Denshi Kabushiki Kaisha
Mamoru Imanari
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for tomography comprising a pin hole for forming a microb...
Patent number
4,045,672
Issue date
Aug 30, 1977
Nihon Denshi Kabushiki Kaisha
Eiji Watanabe
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method and apparatus for analyzing fine grained substances
Patent number
4,037,101
Issue date
Jul 19, 1977
Agency of Industrial Science and Technology
Kimio Okumura
G01 - MEASURING TESTING
Information
Patent Grant
Scanning electron device
Patent number
4,020,343
Issue date
Apr 26, 1977
Nihon Denshi Kabushiki Kaisha
Takashi Shimaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Scanning electron device
Patent number
4,011,450
Issue date
Mar 8, 1977
Nihon Denshi Kabushiki Kaisha
Takashi Tagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Single lens, multi-beam system and method for high resolution recor...
Patent number
4,001,493
Issue date
Jan 4, 1977
Nihon Denshi Kabushiki Kaisha
Donald R. Cone
G11 - INFORMATION STORAGE
Information
Patent Grant
Mass spectrometer with superimposed electric and magnetic fields
Patent number
3,984,682
Issue date
Oct 5, 1976
Nihon Denshi Kabushiki Kaisha
Hisashi Matsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Contacting pickup optical reproduction system
Patent number
3,980,811
Issue date
Sep 14, 1976
Nihon Denshi Kabushiki Kaisha
Louis F. Schaefer
G11 - INFORMATION STORAGE
Information
Patent Grant
Rotary measuring valve
Patent number
3,978,888
Issue date
Sep 7, 1976
Nihon Denshi Kabushiki Kaisha
Toyohiko Naono
G01 - MEASURING TESTING
Information
Patent Grant
Illumination system in a scanning electron microscope
Patent number
3,978,338
Issue date
Aug 31, 1976
Nihon Denshi Kabushiki Kaisha
Katsuyoshi Ueno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron lens
Patent number
3,952,198
Issue date
Apr 20, 1976
Nihon Denshi Kabushiki Kaisha
Yoshiyasu Harada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus for processing a video signal from a scanning...
Patent number
3,944,829
Issue date
Mar 16, 1976
Nihon Denshi Kabushiki Kaisha
Masayuki Sato
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73194929 - JEOL
Serial number
73194929
Registration number
1148218
Filing date
Nov 29, 1978
Nihon Denshi Kabushiki Kaisha
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments