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Osamu ONITSUKA
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Chiba-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Piezoelectric vibrator having a restriction portion for restricting...
Patent number
8,400,050
Issue date
Mar 19, 2013
Seiko Instruments Inc.
Osamu Onitsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Piezoelectric vibrator, piezoelectric vibrator manufacturing method...
Patent number
8,212,454
Issue date
Jul 3, 2012
Seiko Instruments Inc.
Osamu Onitsuka
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Manufacturing method for a piezoelectric vibrator
Patent number
8,032,997
Issue date
Oct 11, 2011
Seiko Instruments Inc.
Masashi Numata
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method of manufacturing a piezoelectric vibrator
Patent number
8,020,265
Issue date
Sep 20, 2011
Seiko Instruments Inc.
Osamu Onitsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Piezoelectric vibrator with hermetically closed casing and filler c...
Patent number
7,872,401
Issue date
Jan 18, 2011
Seiko Instruments Inc.
Osamu Onitsuka
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Organic electroluminescent device
Patent number
6,268,071
Issue date
Jul 31, 2001
TDK Corporation
Kouji Yasukawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescent device
Patent number
6,259,204
Issue date
Jul 10, 2001
TDK Corporation
Akira Ebisawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescent device and preparation method with ITO e...
Patent number
6,188,176
Issue date
Feb 13, 2001
TDK Corporation
Kenji Nakaya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic EL element and method of producing the same
Patent number
6,187,457
Issue date
Feb 13, 2001
TDK Corporation
Michio Arai
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescent color display having color transmitting...
Patent number
6,121,726
Issue date
Sep 19, 2000
TDK Corporation
Mitsufumi Codama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescent display with filter layer
Patent number
6,114,805
Issue date
Sep 5, 2000
TDK Corporation
Mitsufumi Codama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic electroluminescent display device, and method and system fo...
Patent number
6,049,167
Issue date
Apr 11, 2000
TDK Corporation
Osamu Onitsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Color conversion material, and organic electroluminescent color dis...
Patent number
6,023,371
Issue date
Feb 8, 2000
TDK Corporation
Osamu Onitsuka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
PIEZOELECTRIC VIBRATOR, OSCILLATOR, ELECTRONIC EQUIPMENT AND RADIO-...
Publication number
20110164473
Publication date
Jul 7, 2011
Osamu Onitsuka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PIEZOELECTRIC VIBRATOR, PIEZOELECTRIC VIBRATOR MANUFACTURING METHOD...
Publication number
20110050046
Publication date
Mar 3, 2011
Osamu ONITSUKA
G04 - HOROLOGY
Information
Patent Application
PIEZOELECTRIC VIBRATOR MANUFACTURING METHOD, PIEZOELECTRIC VIBRATOR...
Publication number
20100320877
Publication date
Dec 23, 2010
Osamu ONITSUKA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PIEZOELECTRIC VIBRATOR MANUFACTURING METHOD, FIXING JIG, PIEZOELECT...
Publication number
20100308694
Publication date
Dec 9, 2010
Masashi NUMATA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD OF MANUFACTURING PIEZOELECTRIC VIBRATOR, PIEZOELECTRIC VIBRA...
Publication number
20100301709
Publication date
Dec 2, 2010
Osamu ONITSUKA
H03 - BASIC ELECTRONIC CIRCUITRY