Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7679361 | Position sensor having tubular detection coil | Masahisa Niwa | 2010-03-16 |
| 7598734 | Position sensor with a shield member for improving linearity of impedance of the detection coil | Masahisa Niwa, Yoshio Mitsutake, Tomohiro Ota | 2009-10-06 |
| 6670766 | Plasma treatment apparatus and plasma treatment method | Keiichi Yamazaki, Yasushi Sawada, Noriyuki Taguchi, Yoshiyuki Nakazono, Akio Nakano | 2003-12-30 |
| 6465964 | Plasma treatment apparatus and plasma generation method using the apparatus | Noriyuki Taguchi, Yasushi Sawada, Keiichi Yamazaki, Yoshiyuki Nakazono, Kazuya KITAYAMA | 2002-10-15 |