Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6595429 | Apparatus and method for providing continuous real-time conditioned air curtain | Charles A. Zimmermann | 2003-07-22 |
| RE34360 | Bi-fold door construction | Richard D. Cultice, Jr. | 1993-08-31 |
| 4957600 | Bi-fold door construction | Richard D. Cultice, Jr. | 1990-09-18 |
| 4944520 | Arrow shaft end adaptor apparatus and balance pin apparatus and method | Conrad F. Fingerson, Bruce A. Nelson, Robert D. Eickhoff | 1990-07-31 |
| 4874180 | Arrow shaft end adaptor apparatus and balance pin apparatus and method | Conrad F. Fingerson, Bruce A. Nelson, Robert D. Eickhoff | 1989-10-17 |
| 4865508 | Vehicle restraint | — | 1989-09-12 |
| 4395245 | Chain coupling elastomer cover | — | 1983-07-26 |