Kazuo Ota

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyolefinic resin-coated uneven carrier
- Patent number 5,272,037
- Issue date Dec 21, 1993
- Minolta Camera Kabushiki Kaisha
- Junji Ohtani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Three layered toner for electrophotography
- Patent number 5,204,205
- Issue date Apr 20, 1993
- Minolta Camera Kabushiki Kaisha
- Masahiro Anno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fine particles composing developer for electrophotography
- Patent number 5,166,027
- Issue date Nov 24, 1992
- Minolta Camera Kabushiki Kaisha
- Junji Machida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Polyolefinic resin-coated uneven electrophotographic carrier particles
- Patent number 5,093,201
- Issue date Mar 3, 1992
- Minolta Camera Kabushiki Kaisha
- Junji Ohtani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Three layered toner for electrophotography
- Patent number 5,079,125
- Issue date Jan 7, 1992
- Minolta Camera Kabushiki Kaisha
- Masahiro Anno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY