- 专利标题: Surface acoustic wave device
-
申请号: EP90125084.5申请日: 1990-12-21
-
公开(公告)号: EP0435189B1公开(公告)日: 1996-11-06
- 发明人: Nakahata, Hideaki, c/o Itami Works of Sumitomo , Fujimori, Naoji, c/o Itami Works of Sumitomo
- 申请人: SUMITOMO ELECTRIC INDUSTRIES, LTD.
- 申请人地址: 5-33, Kitahama 4-chome, Chuo-ku Osaka-shi, Osaka 541 JP
- 专利权人: SUMITOMO ELECTRIC INDUSTRIES, LTD.
- 当前专利权人: SUMITOMO ELECTRIC INDUSTRIES, LTD.
- 当前专利权人地址: 5-33, Kitahama 4-chome, Chuo-ku Osaka-shi, Osaka 541 JP
- 代理机构: Lehn, Werner, Dipl.-Ing.
- 优先权: JP339521/89 19891226
- 主分类号: H03H9/02
- IPC分类号: H03H9/02
公开/授权文献
- EP0435189A3 Surface acoustic wave device 公开/授权日:1991-11-13
信息查询