Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12071812 | Rolling door guide area heating method and system | — | 2024-08-27 |
| 11371285 | Rolling door guide area heating method and system | — | 2022-06-28 |
| 11028639 | Low friction high speed roll door at high wind loads | Ruiping Ouyang, Toru Kimura | 2021-06-08 |
| 10794116 | Door breakout detection system and method | — | 2020-10-06 |