Masaaki Sakaguchi

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Automatic analysis device
- Patent number 11,965,902
- Issue date Apr 23, 2024
- HITACHI HIGH-TECH CORPORATION
- Kei Shioya
- G01 - MEASURING TESTING
Information Patent Grant
Method of and apparatus for machining web-shaped workpiece and appa...
- Patent number 6,705,979
- Issue date Mar 16, 2004
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Finder system in photographing apparatus
- Patent number 6,408,133
- Issue date Jun 18, 2002
- Fuji Photo Film Co., Ltd.
- Fuminori Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of and apparatus for machining web-shaped workpiece and appa...
- Patent number 6,286,356
- Issue date Sep 11, 2001
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of and apparatus for machining web-shaped workpiece and appa...
- Patent number 6,027,436
- Issue date Feb 22, 2000
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Lens-fitted photo film unit with slot for checking shutter operation
- Patent number 5,754,892
- Issue date May 19, 1998
- Fuji Photo Film Co., Ltd.
- Fumio Yuito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for evenly winding magnetic tape
- Patent number 5,261,621
- Issue date Nov 16, 1993
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Surface identification for back-coated magnetic recording medium
- Patent number 5,038,030
- Issue date Aug 6, 1991
- Fuji Photo Film Co., Ltd.
- Youichi Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing magnetic tape
- Patent number 5,015,430
- Issue date May 14, 1991
- Fuji Photo Film Co., Ltd.
- Akihiro Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Joint inspection apparatus
- Patent number 4,988,204
- Issue date Jan 29, 1991
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for winding magnetic tape
- Patent number 4,932,600
- Issue date Jun 12, 1990
- Fuji Photo Film Co., Ltd.
- Mitsunobu Usui
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of detecting tape defects
- Patent number 4,933,566
- Issue date Jun 12, 1990
- Fuji Photo Film Co., Ltd.
- Sakaguchi Masaaki
- G01 - MEASURING TESTING
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,909,455
- Issue date Mar 20, 1990
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for detecting the presence or absence of overlap at tape...
- Patent number 4,897,540
- Issue date Jan 30, 1990
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Splice inspection method and apparatus using light inclined at a pr...
- Patent number 4,870,291
- Issue date Sep 26, 1989
- Fuji Photo Film Co., Ltd.
- Youichi Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape winding device
- Patent number 4,867,388
- Issue date Sep 19, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Joint inspection apparatus for determining the size of a gap
- Patent number 4,864,122
- Issue date Sep 5, 1989
- Fuji Photo Film Co., Ltd.
- Sakaguchi Masaaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape winding method and apparatus
- Patent number 4,863,110
- Issue date Sep 5, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape loading method and apparatus
- Patent number 4,846,420
- Issue date Jul 11, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,844,370
- Issue date Jul 4, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,842,210
- Issue date Jun 27, 1989
- Fuji Photo Film Co., Ltd.
- Kazuo Kubota
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Magnetic tape loading method and apparatus
- Patent number 4,838,496
- Issue date Jun 13, 1989
- Fuji Photo Film Co., Ltd.
- Kazuo Kubota
- G11 - INFORMATION STORAGE
Information Patent Grant
Device for winding magnetic tape using magnetic alignment
- Patent number 4,828,196
- Issue date May 9, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,828,197
- Issue date May 9, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,817,884
- Issue date Apr 4, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Device for winding magnetic tape using magnetic alignment
- Patent number 4,796,824
- Issue date Jan 10, 1989
- Fuji Photo Film Co., Ltd.
- Hiroshi Chikamasa
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,789,110
- Issue date Dec 6, 1988
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Magnetic tape winding device using magnetic edge alignment
- Patent number 4,783,020
- Issue date Nov 8, 1988
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape winding method and system
- Patent number 4,679,744
- Issue date Jul 14, 1987
- Fuji Photo Film Co., Ltd.
- Hiroshi Chikamasa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of winding magnetic recording tape
- Patent number 4,478,376
- Issue date Oct 23, 1984
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC ANALYSIS DEVICE
- Publication number 20210080478
- Publication date Mar 18, 2021
- Hitachi High-Technologies Corporation
- Kei SHIOYA
- G01 - MEASURING TESTING

Masaaki Sakaguchi

Person

Patents Grantslast 30 patents

Automatic analysis device

Method of and apparatus for machining web-shaped workpiece and appa...

Finder system in photographing apparatus

Method of and apparatus for machining web-shaped workpiece and appa...

Method of and apparatus for machining web-shaped workpiece and appa...

Lens-fitted photo film unit with slot for checking shutter operation

Method and apparatus for evenly winding magnetic tape

Surface identification for back-coated magnetic recording medium

Method for manufacturing magnetic tape

Joint inspection apparatus

Method for winding magnetic tape

Method of detecting tape defects

Method and device for winding magnetic tape using magnetic alignment

Apparatus for detecting the presence or absence of overlap at tape...

Splice inspection method and apparatus using light inclined at a pr...

Magnetic tape winding device

Joint inspection apparatus for determining the size of a gap

Magnetic tape winding method and apparatus

Magnetic tape loading method and apparatus

Method and device for winding magnetic tape using magnetic alignment

Method and device for winding magnetic tape using magnetic alignment

Magnetic tape loading method and apparatus

Device for winding magnetic tape using magnetic alignment

Method and device for winding magnetic tape using magnetic alignment

Method and device for winding magnetic tape using magnetic alignment

Device for winding magnetic tape using magnetic alignment

Method and device for winding magnetic tape using magnetic alignment

Magnetic tape winding device using magnetic edge alignment

Magnetic tape winding method and system

Method of winding magnetic recording tape

Patents Applicationslast 30 patents

AUTOMATIC ANALYSIS DEVICE