Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6931702 | Inkjet recording head and method for manufacturing the same | Shigeru Umehara | 2005-08-23 |
| 6862381 | Cross-connect optical switch | — | 2005-03-01 |
| 6688732 | Inkjet recording head and method for manufacturing the same | Shigeru Umehara | 2004-02-10 |
| 6530827 | Apparatus for polishing wafer and method of doing the same | — | 2003-03-11 |
| 6179689 | Spherical mirror surface processing method and device | Kenichi Ohno | 2001-01-30 |
| 6120359 | Apparatus and method for forming spherical end surface of coaxial composite member | Kenichi Ohno | 2000-09-19 |
| 6093088 | Surface polishing machine | Kenichi Ohno | 2000-07-25 |
| 6039635 | Surface polishing apparatus including a dresser | Kenichi Ohno, Kenichi Yoshida | 2000-03-21 |
| 5833520 | Mirror polishing device | Torahiko Kanda, Shigenobu Wada | 1998-11-10 |
| 5738576 | Lapping tape with abrasive liquid for forming a convex tip on a workpiece | Kenichi Ohno, Torahiko Kanda | 1998-04-14 |
| 5727989 | Method and apparatus for providing a workpiece with a convex tip | Kenichi Ohno, Torahiko Kanda | 1998-03-17 |
| 5721798 | Connection structure for an optical waveguide device and method of fabricating the same | Torahiko Kanda | 1998-02-24 |
| 5683290 | Apparatus for forming a convex tip on a workpiece | Torahiko Kanda | 1997-11-04 |
| 5584749 | Surface polishing apparatus | Hideyuki Ono | 1996-12-17 |