Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7186014 | Double-faced lighting device | — | 2007-03-06 |
| 7182481 | Lighting apparatus | — | 2007-02-27 |
| 7072116 | Sheet light emitting apparatus | Daisaku Okuwaki, Kiyokazu Watanabe, Junji Miyashita | 2006-07-04 |
| 6580340 | Ladder-type piezoelectric filter using resonators with nodal cuts and made from materials with equal frequency constants | Hideo Mura | 2003-06-17 |
| 6366182 | Ladder-type piezoelectric filter having a substantially square resonator with the four corners cut | Hideo Mura | 2002-04-02 |
| 6193383 | Linear light source unit | Akira Onikiri | 2001-02-27 |
| 5982254 | Ladder filter having an optimal arrangement of piezoelectric resonators in a case | — | 1999-11-09 |
| 5936576 | Measurement of amplitudes and phases of signals at a high speed and with high reliability | — | 1999-08-10 |
| 5787124 | Quadrature detector and amplitude error correction method for quadrature detector | — | 1998-07-28 |
| 5705880 | Piezoelectric device | Kenichi Nishimoto, Masanari Nishikigawa, Takashi Hosoe, Masaaki Tutiya, Hirohide Yoshino +4 more | 1998-01-06 |
| 5669126 | Process for manufacturing a terminal for a piezoelectric device | Koichi Nagano, Atsushi Uno, Toshiyuki Baba, Yuusei Oyama | 1997-09-23 |
| 5616981 | Terminal for a piezoelectric device | Koichi Nagano, Atsushi Uno, Toshiyuki Baba, Yuusei Oyama | 1997-04-01 |