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Patent applications and USPTO patent grants for Tohne; Toshio.The latest application filed is for "data processing device, image forming device, and data processing method".
Patent | Date |
---|---|
Data processing device, image forming device, and data processing method Grant 9,154,654 - Tohne October 6, 2 | 2015-10-06 |
Data Processing Device, Image Forming Device, And Data Processing Method App 20150092213 - TOHNE; Toshio | 2015-04-02 |
Personal authentication system and personal authentication method Grant 8,170,295 - Fujii , et al. May 1, 2 | 2012-05-01 |
Personal Authentication System And Personal Authentication Method App 20100074477 - Fujii; Akihiro ;   et al. | 2010-03-25 |
Watermark information detection method Grant 7,440,583 - Tohne , et al. October 21, 2 | 2008-10-21 |
Watermark information detection method App 20070005977 - Tohne; Toshio ;   et al. | 2007-01-04 |
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