Keisuke Wakatsuki

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Parts feeder
- Patent number 5,083,654
- Issue date Jan 28, 1992
- Fuji Photo Film Co., Ltd.
- Saburo Nakajima
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,909,455
- Issue date Mar 20, 1990
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Magnetic tape winding method and apparatus
- Patent number 4,863,110
- Issue date Sep 5, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,844,370
- Issue date Jul 4, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and device for winding magnetic tape using magnetic alignment
- Patent number 4,828,197
- Issue date May 9, 1989
- Fuji Photo Film Co., Ltd.
- Masaaki Sakaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL