Hiroyoshi Hayama

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 4,892,299
- Issue date Jan 9, 1990
- Minolta Camera Kabushiki Kaisha
- Hiroyoshi Hayama
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Refill and waste toner container with form changing member
- Patent number 4,862,226
- Issue date Aug 29, 1989
- Minolta Camera Kabushiki Kaisha
- Masaru Imaizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 4,839,697
- Issue date Jun 13, 1989
- Minolta Camera Kabushiki Kaisha
- Manabu Kamitamari
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY