Takashi Hamamoto

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Recording device and reproduction device
- Patent number 5,623,476
- Issue date Apr 22, 1997
- Canon Kabushiki Kaisha
- Ken Eguchi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Switching device
- Patent number 5,359,204
- Issue date Oct 25, 1994
- Canon Kabushiki Kaisha
- Ken Eguchi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Switching device
- Patent number 5,140,398
- Issue date Aug 18, 1992
- Canon Kabushiki Kaisha
- Hiroshi Matsuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plurality of beam producing means disposed in different longitudina...
- Patent number 4,957,061
- Issue date Sep 18, 1990
- Canon Kabushiki Kaisha
- Kenji Ando
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Optical recording medium and optical recording process using such m...
- Patent number 4,804,613
- Issue date Feb 14, 1989
- Canon Kabushiki Kaisha
- Hiroshi Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
System for purifying dye
- Patent number 4,802,989
- Issue date Feb 7, 1989
- Canon Kabushiki Kaisha
- Masahiro Haruta
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for producing composite materials
- Patent number 4,798,694
- Issue date Jan 17, 1989
- Canon Kabushiki Kaisha
- Hiroyuki Sugata
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Optical recording medium and optical recording process using such m...
- Patent number 4,766,047
- Issue date Aug 23, 1988
- Canon Kabushiki Kaisha
- Hiroshi Matsuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dyestuff refining system
- Patent number 4,698,151
- Issue date Oct 6, 1987
- Canon Kabushiki Kaisha
- Kunitaka Ozawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Ink production system
- Patent number 4,664,815
- Issue date May 12, 1987
- Canon Kabushiki Kaisha
- Kunitaka Ozawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Recording medium and image recording process
- Patent number 4,634,628
- Issue date Jan 6, 1987
- Canon Kabushiki Kaisha
- Hirohide Munakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Monomolecular record memory medium with photosensitive diazonium salt
- Patent number 4,618,561
- Issue date Oct 21, 1986
- Canon Kabushiki Kaisha
- Hirohide Munakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductive layer having hydrophilic and hydrophobic moieties
- Patent number 4,592,980
- Issue date Jun 3, 1986
- Canon Kabushiki Kaisha
- Yoshinori Tomida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for recording with ink on a material comprising a substrate...
- Patent number 4,572,847
- Issue date Feb 25, 1986
- Canon Kabushiki Kaisha
- Masahiro Haruta
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for recording by writing or printing with ink
- Patent number 4,544,580
- Issue date Oct 1, 1985
- Canon Kabushiki Kaisha
- Masahiro Haruta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Material used to bear writing or printing
- Patent number 4,496,629
- Issue date Jan 29, 1985
- Canon Kabushiki Kaisha
- Masahiro Haruta
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Material used to bear writing or printing
- Patent number 4,481,244
- Issue date Nov 6, 1984
- Canon Kabushiki Kaisha
- Masahiro Haruta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Takashi Hamamoto

Person

Patents Grantslast 30 patents

Recording device and reproduction device

Switching device

Switching device

Plurality of beam producing means disposed in different longitudina...

Optical recording medium and optical recording process using such m...

System for purifying dye

Method for producing composite materials

Optical recording medium and optical recording process using such m...

Dyestuff refining system

Ink production system

Recording medium and image recording process

Monomolecular record memory medium with photosensitive diazonium salt

Photoconductive layer having hydrophilic and hydrophobic moieties

Process for recording with ink on a material comprising a substrate...

Method for recording by writing or printing with ink

Material used to bear writing or printing

Material used to bear writing or printing