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Patent applications and USPTO patent grants for Sekine; Chogo.The latest application filed is for "apparatus suitable for searching objects in water".
Patent | Date |
---|---|
Three-dimensionally designed display radar Grant 6,198,428 - Sekine March 6, 2 | 2001-03-06 |
Apparatus suitable for searching objects in water Grant 6,198,692 - Sekine March 6, 2 | 2001-03-06 |
Signal receiver for global positioning system Grant 5,402,441 - Washizu , et al. March 28, 1 | 1995-03-28 |
GPS receiver apparatus Grant 4,968,981 - Sekine , et al. November 6, 1 | 1990-11-06 |
GPS/self-contained combination type navigation system Grant 4,903,212 - Yokouchi , et al. February 20, 1 | 1990-02-20 |
Stem orientation measurement apparatus Grant 4,644,358 - Sekine February 17, 1 | 1987-02-17 |
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