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Yuji Tomizawa
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Saitama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-layer ceramic electronic component, method of producing the s...
Patent number
11,562,860
Issue date
Jan 24, 2023
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-layer ceramic electronic component
Patent number
11,557,439
Issue date
Jan 17, 2023
Taiyo Yuden Co., Ltd.
Yasutomo Suga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-layer ceramic electronic component
Patent number
11,017,952
Issue date
May 25, 2021
Taiyo Yuden Co., Ltd.
Yasutomo Suga
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multi-layer ceramic capacitor and method of producing the same
Patent number
10,522,292
Issue date
Dec 31, 2019
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ceramic electronic component and method of producing the same
Patent number
10,497,513
Issue date
Dec 3, 2019
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ceramic electronic component and method of producing the same
Patent number
10,468,188
Issue date
Nov 5, 2019
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Manganese-containing lithium triborate thermoluminescent phosphor,...
Patent number
9,181,473
Issue date
Nov 10, 2015
Rikkyo Gakuin
Akio Urushiyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Thermoluminescent phosphor and method of producing the same
Patent number
8,932,488
Issue date
Jan 13, 2015
Rikkyo Gakuin
Akio Urushiyama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Thermoluminescent layered product, thermoluminescent plate, method...
Patent number
8,704,182
Issue date
Apr 22, 2014
Rikkyo Gakuin
Akio Urushiyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Optical information recording medium and manufacturing method therefor
Patent number
8,394,480
Issue date
Mar 12, 2013
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording medium
Patent number
7,835,257
Issue date
Nov 16, 2010
Taiyo Yuden Co., Ltd.
Motomitsu Hagiwara
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information medium
Patent number
7,194,751
Issue date
Mar 20, 2007
Taiyo Yuden Co., Ltd.
Toru Fujii
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information medium and recording method therefor
Patent number
6,728,198
Issue date
Apr 27, 2004
Taiyo Yuden Co., Ltd.
Toru Fujii
G11 - INFORMATION STORAGE
Information
Patent Grant
High-density optical information recording medium and a substrate a...
Patent number
6,721,265
Issue date
Apr 13, 2004
Taiyo Yuden Co., Ltd.
Toru Fujii
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording medium for recording optically reprod...
Patent number
6,711,118
Issue date
Mar 23, 2004
Taiyo Yuden Co., Ltd.
Toshiaki Tajima
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information medium and recording method therefor
Patent number
6,452,899
Issue date
Sep 17, 2002
Taiyo Yuden Co., Ltd.
Toru Fujii
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information medium
Patent number
6,445,676
Issue date
Sep 3, 2002
Taiyo Yuden Co., Ltd.
Toru Fujii
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording medium
Patent number
6,291,045
Issue date
Sep 18, 2001
Taiyo Yuden Co., Ltd.
Toshiaki Tajima
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information recording medium
Patent number
5,976,658
Issue date
Nov 2, 1999
Taiyoyuden Co., Ltd.
Yuji Tomizawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Optical information medium
Patent number
5,895,697
Issue date
Apr 20, 1999
Taiyo Yuden Co., Ltd.
Toshiaki Tajima
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
MULTILAYER CERAMIC ELECTRONIC COMPONENT, CIRCUIT BOARD, AND METHOD...
Publication number
20230335340
Publication date
Oct 19, 2023
Taiyo Yuden Co., Ltd.
Yuji TOMIZAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTI-LAYER CERAMIC ELECTRONIC COMPONENT
Publication number
20210280375
Publication date
Sep 9, 2021
Taiyo Yuden Co., Ltd.
YASUTOMO SUGA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTI-LAYER CERAMIC ELECTRONIC COMPONENT
Publication number
20200027662
Publication date
Jan 23, 2020
Taiyo Yuden Co., Ltd.
YASUTOMO SUGA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTI-LAYER CERAMIC ELECTRONIC COMPONENT, METHOD OF PRODUCING THE S...
Publication number
20190326061
Publication date
Oct 24, 2019
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MULTI-LAYER CERAMIC CAPACITOR AND METHOD OF PRODUCING THE SAME
Publication number
20180301283
Publication date
Oct 18, 2018
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ceramic Electronic Component and Method of Producing the Same
Publication number
20180108481
Publication date
Apr 19, 2018
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ceramic Electronic Component and Method of Producing the Same
Publication number
20170047163
Publication date
Feb 16, 2017
Taiyo Yuden Co., Ltd.
Yuji Tomizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANGANESE-CONTAINING LITHIUM TRIBORATE THERMOLUMINESCENT PHOSPHOR,...
Publication number
20140021411
Publication date
Jan 23, 2014
Rikkyo Gakuin
Akio Urushiyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
THERMOLUMINESCENT PHOSPHOR AND METHOD OF PRODUCING THE SAME
Publication number
20130161560
Publication date
Jun 27, 2013
RIKKYO GAKUIN
Akio Urushiyama
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
THERMOLUMINESCENT LAYERED PRODUCT, THERMOLUMINESCENT PLATE, METHOD...
Publication number
20110253899
Publication date
Oct 20, 2011
Akio Urushiyama
B32 - LAYERED PRODUCTS
Information
Patent Application
OPTICAL INFORMATION RECORDING MEDIUM AND MANUFACTURING METHOD THEREFOR
Publication number
20110020581
Publication date
Jan 27, 2011
TAIYO YUDEN CO., LTD.
Yuji Tomizawa
G11 - INFORMATION STORAGE
Information
Patent Application
OPTICAL INFORMATION RECORDING MEDIUM
Publication number
20090116369
Publication date
May 7, 2009
Taiyo Yuden Co., Ltd.
Motomitsu Hagiwara
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information medium
Publication number
20030039201
Publication date
Feb 27, 2003
Taiyo Yuden Co., Ltd.
Toru Fujii
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information medium and recording method therefor
Publication number
20020145967
Publication date
Oct 10, 2002
Taiyo Yuden Co., Ltd.
Toru Fujii
G11 - INFORMATION STORAGE