Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483402 | Surface acoustic wave device | Osamu Kawachi, Masanori Ueda | 2002-11-19 |
| 6317015 | Surface acoustic wave device using a leaky surface acoustic wave with an optimized cut angle of a piezoelectric substrate | Masanori Ueda, Osamu Kawachi, Osamu Ikata, Ken Hashimoto, Masatsune Yamaguchi | 2001-11-13 |
| 6271739 | Surface-acoustic-wave device having an improved pass-band characteristic and an improved degree of freedom for setting input and output impedances | Masanori Ueda, Osamu Kawachi, Yoshiro Fujiwara | 2001-08-07 |
| 6114926 | Surface-acoustic-wave device having an improved pass-band characteristic and an improved degree of freedom for setting input and output impedances | Masanori Ueda, Osamu Kawachi, Yoshiro Fujiwara | 2000-09-05 |
| 6111481 | Surface-acoustic-wave three interdigital electrodes with different numbers of finger pairs | Masanori Ueda, Osamu Kawachi, Yoshiro Fujiwara | 2000-08-29 |
| 6037847 | Surface acoustic wave device using a leaky surface acoustic wave with an optimized cut angle of a piezoelectric substrate | Masanori Ueda, Osamu Kawachi, Osamu Ikata, Ken Hashimoto, Masatsune Yamaguchi | 2000-03-14 |
| 5963114 | Surface-acoustic-wave device having an improved pass-band characteristic and an improved degree of freedom for setting input and output impedances | Masanori Ueda, Osamu Kawachi, Yoshiro Fujiwara | 1999-10-05 |
| 5874869 | Surface acoustic wave filter device on 40.degree. to 42.degree. rotated Y-X LITAO.sub.3 | Masanori Ueda, Osamu Kawachi, Yoshiro Fujiwara | 1999-02-23 |