Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11124908 | Thread feeding device of decorative stitch sewing machine | Tohru Sakuma | 2021-09-21 |
| 10676848 | Sewing machine needle clamping device | Tohru Sakuma | 2020-06-09 |
| 10472754 | Sewing machine threading device | Tohru Sakuma, Shigenori Kudo, Mitsuru Satou | 2019-11-12 |
| 7692095 | Wire harness lead-out structure of protector | Toshihiro Katsumata, Shintaro Suzuki, Jun Ishida, Masahiko Sakai, Takuya Tajika | 2010-04-06 |
| 7638712 | Protector | Shinji Sonda, Yuuji Ishimura, Takashi Ihara | 2009-12-29 |
| 7378592 | Protector | Shinntarou Suzuki, Shinji Sonda, Hiroyuki Usui, Yuuji Ishimura | 2008-05-27 |
| 5727071 | Noise silencing device | — | 1998-03-10 |