Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609115 | Buttonhole closing device for lockstitch bar tacking sewing machine | Masanori Ayuta, Koichi Nakayama | 1997-03-11 |
| 5481995 | Bar tacking stitch pattern | Masanori Ayuta, Koichi Nakayama | 1996-01-09 |
| 5477795 | Thread trimming device for a lockstitch bar tacking sewing machine | Koichi Nakayama, Masanori Ayuta | 1995-12-26 |
| 5046437 | Device in a button sewing machine for maintaining looseness in needle thread while preventing the thread from being pulled out of the sewing needle | Imao Yazaki, Koichi Nakayama, Masanori Ayuta | 1991-09-10 |
| 5022334 | Presser bar lifter in a button perforating sewing machine | Yoshiyuki Odaka, Takayuki Sakamoto | 1991-06-11 |
| 5010832 | Quick feed drive unit having an electromagnetic clutch, a worm, worm wheel, and pattern wheel for feeding a sewn cloth in a perforating sewing machine | Yoshiyuki Odaka, Takeshi Yoshida | 1991-04-30 |
| 5007356 | Cutter actuator of a button perforating sewing machine | Yoshiyuki Odaka, Takeshi Yoshida | 1991-04-16 |
| 4967678 | Speed controller for controlling revolution speed of upper shaft of cycle sewing machine | Masanori Ayuta, Koichi Nakayama, Imao Yazaki | 1990-11-06 |