Masaaki Fujiyama

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Packaging material for photographic photosensitive material
- Patent number 6,376,057
- Issue date Apr 23, 2002
- Fuji Photo Film, Co., Ltd.
- Mutsuo Akao
- B32 - LAYERED PRODUCTS
Information Patent Grant
Abrasive member for very high return loss optical connector ferrules
- Patent number 6,012,969
- Issue date Jan 11, 2000
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- G02 - OPTICS
Information Patent Grant
Abrasive member
- Patent number 5,711,772
- Issue date Jan 27, 1998
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- B24 - GRINDING POLISHING
Information Patent Grant
Cleaning method using abrasive tape
- Patent number 5,695,386
- Issue date Dec 9, 1997
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive member
- Patent number 5,639,284
- Issue date Jun 17, 1997
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive tape having an interlayer for magnetic head cleaning and p...
- Patent number 5,633,068
- Issue date May 27, 1997
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive tape
- Patent number 5,632,789
- Issue date May 27, 1997
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive tape
- Patent number 5,611,826
- Issue date Mar 18, 1997
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- B24 - GRINDING POLISHING
Information Patent Grant
Polishing method
- Patent number 5,573,444
- Issue date Nov 12, 1996
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- B24 - GRINDING POLISHING
Information Patent Grant
Abrasive member
- Patent number 5,456,734
- Issue date Oct 10, 1995
- Fuji Photo Film Co., Ltd.
- Katsumi Ryoke
- B24 - GRINDING POLISHING
Information Patent Grant
Manufacture of abrasive tape
- Patent number 5,366,525
- Issue date Nov 22, 1994
- Fuji Photo Film Co., Ltd.
- Masaaki Fujiyama
- B24 - GRINDING POLISHING
Information Patent Grant
Method of preparing magnetic coating composition
- Patent number 5,300,244
- Issue date Apr 5, 1994
- Fuji Photo Film Co., Ltd.
- Chiaki Mizuno
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Abrasive tape in which a single compound serves to improve dispersi...
- Patent number 5,089,330
- Issue date Feb 18, 1992
- Fuji Photo Film Co., Ltd.
- Masami Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and method for preparing the same
- Patent number 5,075,180
- Issue date Dec 24, 1991
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for preparing a backing layer of a magnetic recording mediu...
- Patent number 5,039,554
- Issue date Aug 13, 1991
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for preparing a magnetic recording medium
- Patent number 5,036,629
- Issue date Aug 6, 1991
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium which contains a binder of nitrogen conta...
- Patent number 5,023,135
- Issue date Jun 11, 1991
- Fuji Photo Film Co., Ltd.
- Kazuo Hasumi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of magnetic recording medium
- Patent number 5,009,929
- Issue date Apr 23, 1991
- Fuji Photo Film Co., Ltd.
- Shinobu Iida
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for the preparation of magnetic recording medium
- Patent number 5,000,983
- Issue date Mar 19, 1991
- Fuji Photo Film Co., Ltd.
- Shinobu Iida
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for the preparation of magnetic recording disk
- Patent number 4,946,534
- Issue date Aug 7, 1990
- Fuji Photo Film Co., Ltd.
- Kunihiko Honda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for manufacturing a magnetic recording medium
- Patent number 4,937,098
- Issue date Jun 26, 1990
- Fuji Photo Film Co., Ltd.
- Yasuo Nishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Abrasive tape
- Patent number 4,922,675
- Issue date May 8, 1990
- Fuji Photo Film Co., Ltd.
- Masami Sato
- B24 - GRINDING POLISHING
Information Patent Grant
Magnetic recording medium
- Patent number 4,916,024
- Issue date Apr 10, 1990
- Fuji Photo Film Co., Ltd.
- Akira Kasuga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium
- Patent number 4,911,997
- Issue date Mar 27, 1990
- Fuji Photo Film Co., Ltd.
- Takamitsu Asai
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for the preparation of magnetic recording medium
- Patent number 4,888,212
- Issue date Dec 19, 1989
- Fuji Photo Film Co., Ltd.
- Shinobu Iida
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording system
- Patent number 4,851,288
- Issue date Jul 25, 1989
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and process for the preparation of the same
- Patent number 4,844,991
- Issue date Jul 4, 1989
- Fuji Photo Film Co., Ltd.
- Toshihiko Miura
- G11 - INFORMATION STORAGE
Information Patent Grant
Abrasive tape
- Patent number 4,840,842
- Issue date Jun 20, 1989
- Fuji Photo Film Co., Ltd.
- Nobutaka Yamaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for producing a magnetic recording medium
- Patent number 4,812,330
- Issue date Mar 14, 1989
- Fuji Photo Film Co., Ltd.
- Tadashi Ishikuro
- G11 - INFORMATION STORAGE
Information Patent Grant
Abrasive tape
- Patent number 4,789,590
- Issue date Dec 6, 1988
- Fuji Photo Film Co., Ltd.
- Masami Sato
- G11 - INFORMATION STORAGE

Masaaki Fujiyama

Person

Patents Grantslast 30 patents

Packaging material for photographic photosensitive material

Abrasive member for very high return loss optical connector ferrules

Abrasive member

Cleaning method using abrasive tape

Abrasive member

Abrasive tape having an interlayer for magnetic head cleaning and p...

Abrasive tape

Abrasive tape

Polishing method

Abrasive member

Manufacture of abrasive tape

Method of preparing magnetic coating composition

Abrasive tape in which a single compound serves to improve dispersi...

Magnetic recording medium and method for preparing the same

Process for preparing a backing layer of a magnetic recording mediu...

Method for preparing a magnetic recording medium

Magnetic recording medium which contains a binder of nitrogen conta...

Process for the preparation of magnetic recording medium

Process for the preparation of magnetic recording medium

Process for the preparation of magnetic recording disk

Method for manufacturing a magnetic recording medium

Abrasive tape

Magnetic recording medium

Magnetic recording medium

Process for the preparation of magnetic recording medium

Magnetic recording system

Magnetic recording medium and process for the preparation of the same

Abrasive tape

Process for producing a magnetic recording medium

Abrasive tape