Naomasa Koike

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Heat-sensitive recording material
- Patent number 5,466,655
- Issue date Nov 14, 1995
- Mitsubishi Paper Mills Limited
- Naomasa Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording material
- Patent number 5,346,878
- Issue date Sep 13, 1994
- Mitsui Toatsu Chemicals, Inc.
- Masakatsu Nakatsuka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salicylic acid derivatives, the process for preparing the same and...
- Patent number 5,306,688
- Issue date Apr 26, 1994
- Mitsui Toatsu Chemicals, Inc.
- Yoshimitsu Tanabe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thermosensitive recording materials
- Patent number 4,973,571
- Issue date Nov 27, 1990
- Mitsubishi Paper Mills Limited
- Naomasa Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermosensitive recording materials
- Patent number 4,925,827
- Issue date May 15, 1990
- Mitsubishi Paper Mills Ltd.
- Atsuo Goto
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-sensitive recording material
- Patent number 4,923,845
- Issue date May 8, 1990
- 501 Mitsubishi Paper Mills, Ltd.
- Naomasa Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermosensitive recording materials
- Patent number 4,889,841
- Issue date Dec 26, 1989
- Mitsubishi Paper Mills Limited
- Takao Kosaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermosensitive recording material
- Patent number 4,874,740
- Issue date Oct 17, 1989
- Mitsubishi Paper Mills, Ltd.
- Shigetoshi Hiraishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermosensitive recording material
- Patent number 4,742,042
- Issue date May 3, 1988
- Mitsubishi Paper Mills, Ltd.
- Shigetoshi Hiraishi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermosensitive recording sheet
- Patent number 4,507,671
- Issue date Mar 26, 1985
- Mitsubishi Paper Mills, Ltd.
- Naomasa Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-sensitive recording sheet with improved printability and proce...
- Patent number 4,467,336
- Issue date Aug 21, 1984
- Mitsubishi Paper Mills, Ltd.
- Naomasa Koike
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Naomasa Koike

Person

Patents Grantslast 30 patents

Heat-sensitive recording material

Recording material

Salicylic acid derivatives, the process for preparing the same and...

Thermosensitive recording materials

Thermosensitive recording materials

Heat-sensitive recording material

Thermosensitive recording materials

Thermosensitive recording material

Thermosensitive recording material

Thermosensitive recording sheet

Heat-sensitive recording sheet with improved printability and proce...