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Patent applications and USPTO patent grants for Kiyama; Masanobu.The latest application filed is for "personal authentication system and method thereof".
Patent | Date |
---|---|
Reading method of the two-dimensional bar code Grant 7,143,948 - Nakazawa , et al. December 5, 2 | 2006-12-05 |
Personal authentication system and method thereof Grant 7,106,902 - Nakazawa , et al. September 12, 2 | 2006-09-12 |
Personal authentication system and method thereof App 20030123710 - Nakazawa, Tsutomu ;   et al. | 2003-07-03 |
Reading method of the two-dimensional bar code App 20030116628 - Nakazawa, Tsutomu ;   et al. | 2003-06-26 |
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