Issued Patents All Time
Showing 51–75 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6668437 | Method for producing a stacked piezoelectric element | Yutaka Maruyama, Toru Ezaki, Takahiro Yamakawa | 2003-12-30 |
| 6404104 | Vibration type actuator and vibration type driving apparatus | Takashi Maeno, Kenjiro Takemura, Ichiro Okumura | 2002-06-11 |
| 6380660 | Vibration type actuator and vibration type driving apparatus | Takashi Maeno, Ichiro Okumura, Kenjiro Takemura | 2002-04-30 |
| 6291932 | Stacked piezoelectric element and producing method therefor | Yutaka Maruyama, Toru Ezaki, Takahiro Yamakawa | 2001-09-18 |
| 6191520 | Electro-mechanical energy conversion element and vibration type driving device | Yutaka Maruyama | 2001-02-20 |
| 6114798 | Stacked element and vibration drive device | Yutaka Maruyama, Toru Ezaki, Takahiro Yamakawa | 2000-09-05 |
| 6051911 | Vibration wave actuator | Ichiro Okumura, Yutaka Maruyama | 2000-04-18 |
| 5875453 | Apparatus for and method of information processing | — | 1999-02-23 |
| 5770916 | Laminated piezoelectric element and vibration wave actuator | Toru Ezaki, Takahiro Yamakawa, Yutaka Maruyama | 1998-06-23 |
| 5743193 | Table with an elevating panel, an elevating table and a combination thereof | Tomokazu Kakuta, Tetsuya Narita, Makoto Takahashi | 1998-04-28 |
| 5739621 | Vibration type motor device | Akio Atsuta | 1998-04-14 |
| 5646469 | Vibration driven motor including a vibration member having an elastic contact portion and a contact member having an elastic contact portion | Takayuki Tsukimoto, Shinichi Koreeda, Mitsuo Nishimura | 1997-07-08 |
| 5429468 | Cover alignment apparatus for book binder | — | 1995-07-04 |
| 5318398 | Book delivery device for book binding machine | — | 1994-06-07 |
| 5246257 | Skew pipe coupling | Noboru Kaneko | 1993-09-21 |
| D298747 | Programmable controller | Masato Shibayama, Takeshi Abe, Ryouichi Abe | 1988-11-29 |
| 4734562 | Electric toaster oven | Kazunori Amano, Yoichi Sekigawa, Shigeki Yamaguchi | 1988-03-29 |
| D291726 | Grid-like guard for the front of a portable heater | Youichi Sekigawa, Makoto Kobiyama | 1987-09-01 |
| 4653464 | Portable heating unit | Youichi Sekigawa, Makoto Kobiyama | 1987-03-31 |
| D287752 | Heating chamber for a portable heater | Youichi Sekigawa, Makoto Kobiyama | 1987-01-13 |
| D285335 | Oilstove | Youichi Sekigawa, Makoto Kobiyama | 1986-08-26 |
| D283727 | Oilstove | Youichi Sekigawa, Makoto Kobiyama | 1986-05-06 |
| D278272 | Oilstove | Youichi Sekigawa | 1985-04-02 |
| D277697 | Oilstove | Youichi Sekigawa, Kazunori Amano | 1985-02-19 |
| 4488536 | Warm air blowing heater | Youichi Sekigawa | 1984-12-18 |