Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6896143 | Electrolytic machining method, method for manufacturing dynamic pressure bearing devices, and dynamic pressure bearing devices manufactured according to the manufacturing method | Toshimasa Kobayashi | 2005-05-24 |
| 6543139 | Machining tool for manufacturing radial bearings, and manufacturing apparatus and manufacturing method using the same | — | 2003-04-08 |
| 6544403 | Method for manufacturing fluid bearing | — | 2003-04-08 |
| 6477877 | Manufacturing tool for fluid bearing device | — | 2002-11-12 |
| 6425954 | Hole processing apparatus and method thereof and dynamic pressure bearings cleaning method | — | 2002-07-30 |
| 6336976 | Hole processing apparatus and method thereof and dynamic pressure bearings cleaning method | — | 2002-01-08 |
| 5924798 | Hydrodynamic bearing apparatus and method for manufacturing thereof | — | 1999-07-20 |
| 5877439 | Music box | Shinroku Asakawa, Junichi TAKEMURA, Makoto Orii | 1999-03-02 |
| 5836077 | Method for forming grooves | Tetsuya Matsuda | 1998-11-17 |
| 4676135 | Vibration plate for music box movement | Yasuhide Kitazawa, Mikio Shibagaki | 1987-06-30 |