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Tatsuo Fujii
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Saku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Performance diagnosis device and performance diagnosis method for a...
Patent number
11,561,019
Issue date
Jan 24, 2023
Hitachi, Ltd.
Yoko Kokugan
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Performance diagnosis device and performance diagnosis method for a...
Patent number
10,989,428
Issue date
Apr 27, 2021
Hitachi, Ltd.
Yoko Kokugan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Working medium for absorption refrigerators, and absorption refrige...
Patent number
9,695,348
Issue date
Jul 4, 2017
HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC.
Katsumi Mabuchi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Air-conditioning hot-water supply system, and heat pump unit
Patent number
9,003,817
Issue date
Apr 14, 2015
Hitachi, Ltd.
Kazuhiro Endoh
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Isothermal transportation container
Patent number
7,412,846
Issue date
Aug 19, 2008
Hitachi, Ltd.
Sachio Sekiya
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Two-stage absorption refrigerating apparatus
Patent number
6,336,343
Issue date
Jan 8, 2002
Hitachi, Ltd.
Akira Nishioka
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Liquid distributor, falling film heat exchanger and absorption refr...
Patent number
6,253,571
Issue date
Jul 3, 2001
Hitachi, Ltd.
Tatsuo Fujii
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Printed articiles having light-storing printed layers
Patent number
6,048,595
Issue date
Apr 11, 2000
TDK Corporation
Hiroyuki Nakajima
G11 - INFORMATION STORAGE
Information
Patent Grant
Film-wrapped articles with improved opening properties
Patent number
5,837,336
Issue date
Nov 17, 1998
TDK Corporation
Yuji Ichimura
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method for manufacturing plastic case
Patent number
5,552,101
Issue date
Sep 3, 1996
TDK Corporation
Tatsuo Fujii
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Easy opening film package and a method of preparing the same
Patent number
5,316,209
Issue date
May 31, 1994
TDK Corporation
Maya Tomisawa
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Casing for receiving a magnetic tape cassette
Patent number
5,168,998
Issue date
Dec 8, 1992
TDK Corporation
Takateru Satoh
G11 - INFORMATION STORAGE
Information
Patent Grant
Casing for magnetic tape cassette
Patent number
RE33294
Issue date
Aug 14, 1990
TDK Corporation
Tatsuo Fujii
206 - Special receptacle or package
Information
Patent Grant
Process of preparing a casing for magnetic recording medium
Patent number
4,921,562
Issue date
May 1, 1990
TDK Corporation
Tatsuo Fujii
G11 - INFORMATION STORAGE
Information
Patent Grant
Casing for magnetic recording medium and preparation thereof
Patent number
4,796,753
Issue date
Jan 10, 1989
TDK Corporation
Tatsuo Fujii
G11 - INFORMATION STORAGE
Information
Patent Grant
Package including disk-form magnetic recording mediums
Patent number
4,700,839
Issue date
Oct 20, 1987
501 TDK Corporation
Tatsuo Fujii
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Casing for magnetic tape cassette
Patent number
4,555,021
Issue date
Nov 26, 1985
TDK Corporation
Tatsuo Fujii
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
PERFORMANCE DIAGNOSIS DEVICE AND PERFORMANCE DIAGNOSIS METHOD FOR A...
Publication number
20210080138
Publication date
Mar 18, 2021
Hitachi, Ltd
Yoko KOKUGAN
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Performance Diagnosis Device and Performance Diagnosis Method for A...
Publication number
20190316798
Publication date
Oct 17, 2019
Hitachi, Ltd
Yoko KOKUGAN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
WORKING MEDIUM FOR ABSORPTION REFRIGERATORS, AND ABSORPTION REFRIGE...
Publication number
20160075928
Publication date
Mar 17, 2016
Hitachi Appliances, Inc.
Katsumi MABUCHI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
AIR-CONDITIONING HOT-WATER SUPPLY SYSTEM, AND HEAT PUMP UNIT
Publication number
20120180508
Publication date
Jul 19, 2012
Hazuhiro Endoh
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Isothermal transportation container
Publication number
20060191282
Publication date
Aug 31, 2006
Sachio Sekiya
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...