Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6182918 | Lower thread winding device | — | 2001-02-06 |
| 6053119 | Lower thread automatic supply device for a sewing machine | Tsutomu Okubo, Kazunori KATAYAMA | 2000-04-25 |
| 5839679 | Bobbin thread winding apparatus | Kazunori KATAYAMA, Hiroyuki Tomioka | 1998-11-24 |
| 5769343 | Apparatus for supplying the bobbin thread of the sewing machine | Hiroyuki Tomioka | 1998-06-23 |
| 5769016 | Bobbin exchange judging apparatus | — | 1998-06-23 |
| 5718181 | Bobbin exchanger | Tsutomu Okubo | 1998-02-17 |
| 4863295 | Printer platen motor controller | Tomohisa Miyake, Tsutomu Kataigi | 1989-09-05 |
| 4669900 | Home position setting system for a print carriage | Tomohisa Miyake, Tsutomu Kataigi | 1987-06-02 |