Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6700879 | Modem loop rate adaptation | — | 2004-03-02 |
| 6517293 | Anchor grid connection element | William K. Hilfiker, James Scott Bagwell | 2003-02-11 |
| 6024516 | System for securing a face panel to an earthen formation | William K. Hilfiker | 2000-02-15 |
| 5975809 | Apparatus and method for securing soil reinforcing elements to earthen retaining wall components | William K. Hilfiker | 1999-11-02 |
| 5975810 | Geo-grid anchor | William K. Hilfiker | 1999-11-02 |
| 5820305 | T-block wall system | William K. Hilfiker | 1998-10-13 |
| 5749680 | Wire mat connector | William K. Hilfiker | 1998-05-12 |
| 5733072 | Wirewall with stiffened high wire density face | William K. Hilfiker | 1998-03-31 |
| 5702208 | Grid-locked block panel system | William K. Hilfiker | 1997-12-30 |
| 5484235 | Retaining wall system | William K. Hilfiker | 1996-01-16 |
| 4422804 | Gravity base of offshore production platform with ice-pentrating peripheral nose sections | Ben C. Gerwick, Jr., Edward B. Price | 1983-12-27 |