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Patent applications and USPTO patent grants for Ohya; Koichi.The latest application filed is for "tuner apparatus".
Patent | Date |
---|---|
Tuner apparatus Grant 7,249,368 - Maejima , et al. July 24, 2 | 2007-07-24 |
Television signal reception circuit, automatic phase shift control circuit and equal amplitude addition circuit Grant 6,628,343 - Yamaguchi , et al. September 30, 2 | 2003-09-30 |
Tuner apparatus App 20010045994 - Maejima, Kazuhiko ;   et al. | 2001-11-29 |
Filter adjustment apparatus and method Grant 4,841,461 - Yamamoto , et al. June 20, 1 | 1989-06-20 |
Filter adjustment apparatus and method Grant 4,812,773 - Yamamoto , et al. March 14, 1 | 1989-03-14 |
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