Ryuichi Iwanaga

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus having fixing apparatus with cleaning device
- Patent number 6,026,272
- Issue date Feb 15, 2000
- Canon Kabushiki Kaisha
- Kensaku Kusaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical information recording/reproducing apparatus
- Patent number 5,648,945
- Issue date Jul 15, 1997
- Canon Kabushiki Kaisha
- Ryuichi Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for initializing intermediate region between t...
- Patent number 5,309,416
- Issue date May 3, 1994
- Canon Kabushiki Kaisha
- Ryuichi Iwanaga
- G11 - INFORMATION STORAGE