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Patents Grants
last 30 patents
Information
Patent Grant
Method of making antireflective roughened surface and lens barrel w...
Patent number
8,622,785
Issue date
Jan 7, 2014
Panasonic Corporation
Koichiro Hirabayashi
B24 - GRINDING POLISHING
Information
Patent Grant
Imaging device including a plurality of lens elements and a imaging...
Patent number
7,880,794
Issue date
Feb 1, 2011
Panasonic Corporation
Michihiro Yamagata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Member having antireflection structure
Patent number
7,787,184
Issue date
Aug 31, 2010
Panasonic Corporation
Motonobu Yoshikawa
G02 - OPTICS
Information
Patent Grant
Imaging lens, imaging unit and optical device
Patent number
7,532,416
Issue date
May 12, 2009
Panasonic Corporation
Tomoko Iiyama
G02 - OPTICS
Information
Patent Grant
Imaging lens, imaging unit, and optical device
Patent number
7,492,533
Issue date
Feb 17, 2009
Panasonic Corporation
Kyoichi Miyazaki
G02 - OPTICS
Information
Patent Grant
Imaging Device
Patent number
7,236,304
Issue date
Jun 26, 2007
Matsushita Electric Industrial Co., Ltd.
Hiroaki Okayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device for calculating diffraction efficiencies of a diffraction le...
Patent number
7,046,350
Issue date
May 16, 2006
Matsushita Electric Industrial Co., Ltd.
Michihiro Yamagata
G02 - OPTICS
Information
Patent Grant
Zoom lens and video camera comprising the same
Patent number
6,710,933
Issue date
Mar 23, 2004
Matsushita Electric Industrial Co., Ltd.
Kazutake Boku
G02 - OPTICS
Information
Patent Grant
Zoom lens and video camera comprising the same
Patent number
6,519,094
Issue date
Feb 11, 2003
Matsushita Electric Industrial Co., Ltd.
Kazutake Boku
G02 - OPTICS
Information
Patent Grant
Device for calculating diffraction efficiencies of a diffraction le...
Patent number
6,349,000
Issue date
Feb 19, 2002
Matsushita Electric Industrial Co., Ltd.
Michihiro Yamagata
G02 - OPTICS
Information
Patent Grant
Display device using transparent type LCD
Patent number
6,118,420
Issue date
Sep 12, 2000
Matsushita Electric Industrial Co., Ltd.
Yoshiharu Yamamoto
G02 - OPTICS
Information
Patent Grant
Optical system with grating element and imaging device using the same
Patent number
6,055,105
Issue date
Apr 25, 2000
Matsushita Electric Industrial Co., Ltd.
Kazutake Boku
G02 - OPTICS
Information
Patent Grant
Code sheet representing multiple code information and method for pr...
Patent number
5,814,806
Issue date
Sep 29, 1998
Matsushita Electric Industrial Co., Ltd.
Yasuhiro Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical scanner, image forming apparatus and image reading apparatus
Patent number
5,801,869
Issue date
Sep 1, 1998
Matsushita Electric Industrial Co., Ltd.
Motonobu Yoshikawa
G02 - OPTICS
Information
Patent Grant
Optical scanner, image forming apparatus and image reading apparatus
Patent number
5,751,464
Issue date
May 12, 1998
Matsushita Electric Industrial Co., Ltd.
Motonobu Yoshikawa
G02 - OPTICS
Information
Patent Grant
Scanner optics and image formation apparatus using the same
Patent number
5,745,277
Issue date
Apr 28, 1998
Matsushita Electric Industrial Co., Ltd.
Kazutake Boku
G02 - OPTICS
Information
Patent Grant
Optical scanner
Patent number
5,657,147
Issue date
Aug 12, 1997
Matsushita Electric Industrial Co., Ltd.
Motonobu Yoshikawa
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MAKING ANTIREFLECTIVE ROUGHENED SURFACE AND LENS BARREL W...
Publication number
20100321783
Publication date
Dec 23, 2010
PANASONIC CORPORATION
Koichiro Hirabayashi
B24 - GRINDING POLISHING
Information
Patent Application
Lens Array and Image Sensor Including Lens Array
Publication number
20080088731
Publication date
Apr 17, 2008
Yasuhiro Tanaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Imaging lens, imaging unit, and optical device
Publication number
20070097520
Publication date
May 3, 2007
Kyoichi Miyazaki
G02 - OPTICS
Information
Patent Application
Imaging device
Publication number
20070091197
Publication date
Apr 26, 2007
Hiroaki Okayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Imaging lens, imaging unit and optical device
Publication number
20070053078
Publication date
Mar 8, 2007
Tomoko Iiyama
G02 - OPTICS
Information
Patent Application
Member having antireflection structure
Publication number
20060227834
Publication date
Oct 12, 2006
Motonobu Yoshikawa
G02 - OPTICS
Information
Patent Application
Imaging apparatus
Publication number
20060171696
Publication date
Aug 3, 2006
Shigeki Murata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Zoom lens and video camera comprising the same
Publication number
20030169510
Publication date
Sep 11, 2003
Kazutake Boku
G02 - OPTICS
Information
Patent Application
Device for calculating diffraction efficiencies of a diffraction le...
Publication number
20020196428
Publication date
Dec 26, 2002
Matsushita Electric Industrial Co., Ltd.
Michihiro Yamagata
G02 - OPTICS