Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12022919 | Top stop for slide fastener chain and method of disengaging slider from slide fastener | Alicia Treacy, Shigeyoshi Takazawa | 2024-07-02 |
| 11969061 | Slide fastener chain and slide fastener | Shigeki Annaka, Shigeyoshi Takazawa, Steven Thomas | 2024-04-30 |
| 11154120 | Slide fastener | — | 2021-10-26 |
| D806584 | Metal detector | Jaroslaw Krysiak, Alfred Alexander Taylor, Darren Ken Alchin | 2018-01-02 |