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Patent applications and USPTO patent grants for Mitui; Yoshitaka.The latest application filed is for "recorder for recording copy of production on the basis of copy attribute embedded as electronic watermark in the production, reproducing device for reproducing recorded copy, recorded medium, recording method, and reproducing method".
Patent | Date |
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Recorder for recording copy of production on the basis of copy attribute embedded as electronic watermark in the production, reproducing device for reproducing recorded copy, recorded medium, recording method, and reproducing method Grant 6,937,553 - Mitui , et al. August 30, 2 | 2005-08-30 |
Data transmitting device, data receiving device, and data recording device Grant 6,618,396 - Kondo , et al. September 9, 2 | 2003-09-09 |
Optical disk having a rewritable area and a read-only area Grant 5,850,382 - Koishi , et al. December 15, 1 | 1998-12-15 |
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