Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10982663 | Vacuum pump | Toshio Suzuki, Kenji Hashimoto | 2021-04-20 |
| 9273568 | Coupling structure for vacuum exhaust device and vacuum exhaust system | Toshio Suzuki, Kouji Shibayama, Masatomo Okamoto | 2016-03-01 |
| 9148355 | System management device, network system, system management method, and program | Masamichi Tateoka | 2015-09-29 |
| 8662869 | Multi-stage dry pump | Toshio Suzuki | 2014-03-04 |
| 8512016 | Positive-displacement dry pump | Toshio Suzuki | 2013-08-20 |
| 8470986 | Method for production of sugar oxazoline derivative | Shinichiro Shoda, Atsushi Kobayashi, Masato Noguchi, Hidetoshi Gyakushi | 2013-06-25 |
| 8402651 | Method of manufacturing vane | Mitsuru Yahagi, Kouji Shibayama, Takashi Nakamura, Yuuji Fukaura | 2013-03-26 |
| 8233627 | Method and system for managing a key for encryption or decryption of data | Kazunori Sekido, Masamichi Tateoka | 2012-07-31 |
| 7975145 | Apparatus and program for update of time stamp | — | 2011-07-05 |
| 7890764 | System, apparatus, program and method for obtaining time stamp | — | 2011-02-15 |
| 7873168 | Secret information management apparatus and secret information management system | Masamichi Tateoka | 2011-01-18 |