Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389956 | Color coded presser foot assembly | — | 1983-06-28 |
| 4236471 | Color cooled presser feet | Toshiaki Okamato | 1980-12-02 |
HN
Hideo Nawa
Overall (All Time): #2,362,775 of 4,157,543Top 60%
2
Patents All Time