RITEK CORPORATION

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TAIWAN, CN

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Patents Grantslast 30 patents

Information Patent Grant
Case with vibration-activated light emitting indication apparatus
- Patent number 6,561,671
- Issue date May 13, 2003
- Ritek Corporation
- Shaw-Jong Wang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
75688353 - ARITA
- Serial number 75688353
- Filing date Apr 22, 1999
- RITEK CORPORATION
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
75217831 - RITEK
- Serial number 75217831
- Registration number 2288373
- Filing date Dec 23, 1996
- Ritek Incorporation
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments