Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6539043 | Discharge-pumped excimer laser device | Hiroyuki Shinozaki, Shinichi Sekiguchi, Toshimitsu Barada | 2003-03-25 |
| 6464472 | Circulation fan apparatus and circulation-fan driving motor | Shinichi Sekiguchi, Hiroyuki Shinozaki, Toshimitsu Barada, Takeshi Kawamura | 2002-10-15 |
| 6455966 | Magnetic bearing device for motor-combined structure | Toshimitsu Barada, Atsushi Ooyama, Shinichi Sekiguchi, Masakazu Komai | 2002-09-24 |
| 6404088 | Magnetic bearing device | Toshimitsu Barada, Atsushi Ooyama | 2002-06-11 |
| 6404794 | Excimer laser apparatus | Shinichi Sekiguchi, Masaru Osawa, Satoshi Mori, Tadashi Sato | 2002-06-11 |
| 6398524 | Magnetic bearing control device and turbo-molecular pump device | Akiko Taira, Hiroyuki Chino, Matsutaro Miyamoto | 2002-06-04 |
| 6366039 | Excimer laser device | Shinichi Sekiguchi, Hiroyuki Shinozaki, Toshimitsu Barada | 2002-04-02 |
| 6326712 | Magnetic bearing device | Toshimitsu Barada, Atsushi Ooyama, Masafumi Inoue, Shinichi Sekiguchi, Hiroyuki Shinozaki | 2001-12-04 |
| 6307294 | Magnetic suspending device controlled by temperature of controlled object | Atsusi Ooyama, Hiroyuki Chino, Atsushi Shiokawa | 2001-10-23 |
| 6220831 | Turbomolecular pump | Atsushi Shiokawa, Matsutaro Miyamoto, Hiroshi Sobukawa | 2001-04-24 |
| 6092994 | Liquid delivery device, method of controlling such liquid delivery device, and liquid delivery pump | Shigekazu Yamamoto, Tetsuma Ikegami, Hiroshi Sobukawa, Shun-ichi Aiyoshizawa, Yoshinori Ojima | 2000-07-25 |
| 6062810 | Turbomolecular pump | Matsutaro Miyamoto, Hiroshi Sobukawa, Atsushi Shiokawa, Junichi Arami | 2000-05-16 |
| 5679992 | Bearing unit | Matsutaro Miyamoto, Shun-ichi Aiyoshizawa | 1997-10-21 |
| 5618167 | Vacuum pump apparatus having peltier elements for cooling the motor & bearing housing and heating the outer housing | Yutaka Hirakawa, Shun-ichi Aiyoshizawa | 1997-04-08 |
| 5107210 | Displacement sensing circuit with coil and band pass filter for attenuating external interference | Yuji Shirao, Hiroyuki Chino | 1992-04-21 |