Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9552651 | Method for monitoring inside a chamber of a coke oven, management method for a chamber wall of a coke oven, and monitoring system | Hironobu Inamasu, Takashi Yoshihara | 2017-01-24 |
| 4834010 | Reciprocating thread cutter for multi-needle looper thread type sewing machine | Hin Fai Choi, Masamiti Suzawa | 1989-05-30 |
| 4356782 | Thread chain sewing method and device for use in the two-needle overlock sewing machine | Yoshinari Ueyama, Kikuo Mori | 1982-11-02 |
| 4338873 | Thread chain sewing method and device for use in the two-needle overlock sewing machine | Yoshinari Ueyama, Kikuo Mori | 1982-07-13 |