Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6522219 | Surface acoustic wave ladder filter with two series resonators having different apodization weighting | Miki Takamiya | 2003-02-18 |
| 6518861 | Surface acoustic wave filter formed with a ripple at the high frequency shoulder of the pass band | — | 2003-02-11 |
| 6489863 | Surface acoustic wave device, surface acoustic wave filter, and manufacturing method for the surface acoustic wave device | — | 2002-12-03 |
| 6437662 | Surface acoustic wave filter, duplexer and communication apparatus with combined substrate and number of finger pairs reducing pass band ripples | — | 2002-08-20 |
| 6404101 | Surface acoustic wave device | Toshiaki Takata, Tatsurou Nagai, Shuji Yamato | 2002-06-11 |
| 6326864 | Surface acoustic wave filter, duplexer and communications device with specific series resonator multiple anti-resonant point placement | Yuichi Takamine | 2001-12-04 |
| 6292071 | Surface acoustic wave filter for improving flatness of a pass band and a method of manufacturing thereof | — | 2001-09-18 |
| 6265808 | Surface acoustic wave filter | — | 2001-07-24 |
| 6208224 | Surface acoustic wave filter with parallel arm resonators having different resonant frequencies | Tadamasa Ushiroku | 2001-03-27 |
| 6172580 | Surface acoustic wave ladder filter with specific gap length between electrode tips and the opposing bus bar | Tadamasa Ushiroku | 2001-01-09 |
| 6150904 | Surface acoustic wave filter having reference potential package electrode lands which are electrically isolated | Tadamasa Ushiroku | 2000-11-21 |
| 6137380 | Surface acoustic wave filter utilizing a particularly placed spurious component of a parallel resonator | Tadamasa Ushiroku | 2000-10-24 |
| 5973196 | Process for producing purified terephthalic acid | Toshinori Takano, Hiroshi Suzuki | 1999-10-26 |
| 5786985 | Semiconductor device and semiconductor device unit | Junichi Kasai, Kazuto Tsuji, Michio Sono, Masanori Yoshimoto, Katsuhiro Hayashida +5 more | 1998-07-28 |
| 5750421 | Semiconductor device, carrier for carrying semiconductor device, and method of testing and producing semiconductor device | Junichi Kasai, Kazuto Tsuji, Takashi Mashiko, Masao Sakuma, Yukio Saigo +2 more | 1998-05-12 |
| 5736428 | Process for manufacturing a semiconductor device having a stepped encapsulated package | Junichi Kasai, Kazuto Tsuji, Takashi Mashiko, Masao Sakuma, Yukio Saigo +2 more | 1998-04-07 |
| 5684675 | Semiconductor device unit having holder | Junichi Kasai, Kazuto Tsuji, Michio Sono, Masanori Yoshimoto | 1997-11-04 |
| 5666064 | Semiconductor device, carrier for carrying semiconductor device, and method of testing and producing semiconductor device | Junichi Kasai, Kazuto Tsuji, Takashi Mashiko, Masao Sakuma, Yukio Saigo +2 more | 1997-09-09 |
| 5637923 | Semiconductor device, carrier for carrying semiconductor device | Junichi Kasai, Kazuto Tsuji, Takashi Mashiko, Masao Sakuma | 1997-06-10 |
| 5475259 | Semiconductor device and carrier for carrying semiconductor device | Junichi Kasai, Kazuto Tsuji, Takashi Mashiko, Masao Sakuma, Yukio Saigo +2 more | 1995-12-12 |
| 5451815 | Semiconductor device with surface mount package adapted for vertical mounting | Kazuto Tsuji, Junichi Kasai, Michio Sono | 1995-09-19 |
| 5180849 | Process for producing purified terephthalic acid | — | 1993-01-19 |