Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6218830 | Method and apparatus for enhanced detecting the presence of magnetic substances in non-magnetic products | Yasuhiko Yoshida, Shinichi Kojima | 2001-04-17 |
| 5923165 | Method and apparatus for detecting broken sewing needles in sewn articles | Koichi Kawakami, Noriaki Kazama, Tsuneo Suzuki, Shinichi Kojima | 1999-07-13 |