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Patent applications and USPTO patent grants for Oba; Yoichi.The latest application filed is for "electromagnetic wave shielding circuit and production method thereof".
Patent | Date |
---|---|
Electromagnetic wave shielding circuit and production method thereof Grant 4,970,354 - Iwasa , et al. November 13, 1 | 1990-11-13 |
Aluminum oxide layer bonding polymer resin layer to semiconductor device Grant 4,040,083 - Saiki , et al. August 2, 1 | 1977-08-02 |
Isolating protective film for semiconductor devices and method for making the same Grant 4,001,870 - Saiki , et al. January 4, 1 | 1977-01-04 |
Method of pattern formation Grant 3,917,794 - Akagi , et al. November 4, 1 | 1975-11-04 |
Bisazide sensitized photoresistor composition with diacetone acrylamide Grant 3,884,703 - Oba , et al. May 20, 1 | 1975-05-20 |
Multilayer Interconnected Structure For Semiconductor Integrated Circuit And Process For Manufacturing The Same Grant 3,801,880 - Harada , et al. April 2, 1 | 1974-04-02 |
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