Tsukasa Adachi

Person

Hoya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Radio communication method and radio communication system between b...
- Patent number 6,307,865
- Issue date Oct 23, 2001
- NEC Corporation
- Hiromichi Ogasawara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system and its accounting method
- Patent number 6,009,155
- Issue date Dec 28, 1999
- NEC Corporation
- Tsukasa Adachi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bias application control device for image forming equipment
- Patent number 5,155,533
- Issue date Oct 13, 1992
- Ricoh Company, Ltd.
- Junji Kurokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color electrophotographic copying process
- Patent number 4,690,541
- Issue date Sep 1, 1987
- Ricoh Company, Ltd.
- Yoshihiro Sakai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of and apparatus for producing duplicates in color
- Patent number 4,664,501
- Issue date May 12, 1987
- Ricoh Company, Ltd.
- Yutaka Koizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multicolored image forming apparatus
- Patent number 4,655,579
- Issue date Apr 7, 1987
- Ricoh Company, Ltd.
- Tsukasa Adachi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic apparatus comprising improved bias source for m...
- Patent number 4,149,796
- Issue date Apr 17, 1979
- Ricoh Company, Ltd.
- Tsukasa Adachi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tsukasa Adachi

Person

Patents Grantslast 30 patents

Radio communication method and radio communication system between b...

Communication system and its accounting method

Bias application control device for image forming equipment

Color electrophotographic copying process

Method of and apparatus for producing duplicates in color

Multicolored image forming apparatus

Electrophotographic apparatus comprising improved bias source for m...