KW

Kiyotaka Wasa

Sumitomo Electric Industries: 4 patents #17 of 557Top 4%
Overall (1982): #1,950 of 81,411Top 3%
4
Patents 1982

Issued Patents 1982

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4363990 Surface acoustic wave transducer Osamu Yamazaki, Junichi Inohara, Kazuo Tazuke 1982-12-14
4354130 Surface acoustic wave device using a multi-layer substrate including .alpha..sub.2 O.sub.3, SiO and ZnO Shusuke Ono, Tsuneo Mitsuyu, Osamu Yamazaki 1982-10-12
4342012 Surface acoustic wave device Ritsuo Inaba 1982-07-27
4315960 Method of making a thin film Kenzo Ohji, Osamu Yamazaki, Shigeru Hayakawa 1982-02-16