Haruhiko Ikeda

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Scratch color-developable ink and invisible information printed sheet
- Patent number 8,283,285
- Issue date Oct 9, 2012
- Mitsubishi Paper Mills Limited
- Hisashi Wakasugi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Power failure-free power supply apparatus
- Patent number 6,111,764
- Issue date Aug 29, 2000
- Sanyo Denki Co., Ltd.
- Satoshi Atou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Heat sensitive recording material and recording method using the same
- Patent number 5,876,898
- Issue date Mar 2, 1999
- Mitsubishi Paper Mills Limited
- Haruhiko Ikeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-sensitive recording material
- Patent number 4,855,279
- Issue date Aug 8, 1989
- Mitsubishi Paper Mills, Limited
- Haruhiko Ikeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-sensitive recording material
- Patent number 4,837,197
- Issue date Jun 6, 1989
- Mitsubishi Paper Mills, Ltd.
- Haruhiko Ikeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heat-sensitive recording material
- Patent number 4,764,501
- Issue date Aug 16, 1988
- Mitsubishi Paper Mills, Ltd.
- Haruhiko Ikeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Colorless carbazole dyes for recording materials
- Patent number 4,737,587
- Issue date Apr 12, 1988
- Mitsubishi Paper Mills, Ltd.
- Fumio Okumura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heat sensitive recording material
- Patent number 4,707,463
- Issue date Nov 17, 1987
- Mitsubishi Paper Mills, Ltd.
- Haruhiko Ikeda
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal recording materials
- Patent number 4,688,058
- Issue date Aug 18, 1987
- Mitsubishi Paper Mills, Ltd.
- Haruhiko Ikeda
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
POWER SUPPLY DEVICE
- Publication number 20250212374
- Publication date Jun 26, 2025
- TDK Corporation
- Haruhiko IKEDA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SCRATCH COLOR-DEVELOPABLE INK AND INVISIBLE INFORMATION PRINTED SHEET
- Publication number 20100021702
- Publication date Jan 28, 2010
- MITSUBISHI PAPER INK MFG. CO., LTD.
- Hisashi Wakasugi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Haruhiko Ikeda

Person

Patents Grantslast 30 patents

Scratch color-developable ink and invisible information printed sheet

Power failure-free power supply apparatus

Heat sensitive recording material and recording method using the same

Heat-sensitive recording material

Heat-sensitive recording material

Heat-sensitive recording material

Colorless carbazole dyes for recording materials

Heat sensitive recording material

Thermal recording materials

Patents Applicationslast 30 patents

POWER SUPPLY DEVICE

SCRATCH COLOR-DEVELOPABLE INK AND INVISIBLE INFORMATION PRINTED SHEET