Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6615893 | Filter forming and joining apparatus | Timothy R. Hedlund, Wilmer E. Blietz, Kevin D. Strand, James R. Sim, Gregory V. Spaulding +1 more | 2003-09-09 |
| 6616785 | Filter forming and joining method | Timothy R. Hedlund, Wilmer E. Blietz, Kevin D. Strand, James R. Sim, Gregory V. Spaulding +1 more | 2003-09-09 |
| 6230777 | Filter forming and joining apparatus | Timothy R. Hedlund, Wilmer E. Blietz, Kevin D. Strand, James R. Sim, Gregory V. Spaulding +1 more | 2001-05-15 |