Seiwa Kagaku Kabushiki Kaisha

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Chuo-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for winding and unwinding an elongated flexible member
- Patent number 4,494,707
- Issue date Jan 22, 1985
- Seiwa Kagaku Kabushiki Kaisha
- Kenji Niibori
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for opening and closing a flexible screen in a greenhouse...
- Patent number 4,390,054
- Issue date Jun 28, 1983
- Seiwa Kagaku Kabushiki Kaisha
- Kenji Niibori
- E04 - BUILDING
Information Patent Grant
Opening and closing a flexible screen in a greenhouse or the like
- Patent number 4,348,833
- Issue date Sep 14, 1982
- Seiwa Kagaku Kabushiki Kaisha
- Takato Nagoya
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73809727 - SEIWA
- Serial number 73809727
- Registration number 1617385
- Filing date Jun 29, 1989
- Seiwa Kagaku Kabushiki Kaisha
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73252996 - SEIWA
- Serial number 73252996
- Registration number 1205194
- Filing date Mar 7, 1980
- Seiwa Kagaku Kabushiki Kaisha
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments