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Patent applications and USPTO patent grants for Nishikawa; Meisei.The latest application filed is for "interface security system and method".
Patent | Date |
---|---|
Interface security system and method Grant 6,990,204 - Nishikawa January 24, 2 | 2006-01-24 |
Interface security system and method App 20010033662 - Nishikawa, Meisei | 2001-10-25 |
Apparatus and method for reading and writing data Grant 5,805,604 - Nishikawa September 8, 1 | 1998-09-08 |
Erroneous track jump restoration apparatus for optical record disc player Grant 4,860,272 - Nishikawa , et al. August 22, 1 | 1989-08-22 |
Convolution arithmetic circuit for digital signal processing Grant 4,727,505 - Konishi , et al. February 23, 1 | 1988-02-23 |
High speed convolution arithmetic circuit with multiple counters Grant 4,701,875 - Konishi , et al. October 20, 1 | 1987-10-20 |
Frequency detecting circuit for digital information reproducing system Grant 4,583,211 - Nishikawa , et al. April 15, 1 | 1986-04-15 |
Pulse-width modulation circuit Grant 4,502,024 - Nishikawa , et al. February 26, 1 | 1985-02-26 |
PLL Control circuit for recovery of data from audio disk Grant 4,495,474 - Nishikawa , et al. January 22, 1 | 1985-01-22 |
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