Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10688707 | System and method for forming fluted board and scrap recycling process therefor | Ronald E. Summers | 2020-06-23 |
| D772437 | Dual layer panel | Leo Yih Lang Chang, Tzy-Cherng Jan | 2016-11-22 |
| D771841 | Bidirectional dimple core panel | Leo Yih Lang Chang, Tzy-Cherng Jan | 2016-11-15 |
| 8739474 | Portable shelter | Leo Yih Lang Chang | 2014-06-03 |
| 8607380 | Portable lightweight bed | Leo Yih Lang Chang | 2013-12-17 |
| 6759114 | Light weight board of improved surface flatness and process for production thereof | Yao Cheng, Haur-Horng Yang, Jyh-yao Raphael Li | 2004-07-06 |