Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5633053 | Structural element with intermediate ribbing support | James J. Lockshaw, Stephen Robert Kelly, John Kaiser | 1997-05-27 |
| 5616376 | Reticulated structural element | James J. Lockshaw, Stephen Robert Kelly, John Kaiser | 1997-04-01 |
| 5580622 | Structural element with ribbing mechanically blocked against separation | James J. Lockshaw, Stephen Robert Kelly, John Kaiser | 1996-12-03 |
| 5508085 | Structural elements made with cores of fiber-reinforced plastic | James J. Lockshaw, Stephen Robert Kelly, Jr., John Kaiser | 1996-04-16 |
| 5487930 | Three structure structural element with interlocking ribbing | James J. Lockshaw, Stephen Robert Kelly, John Kaiser | 1996-01-30 |
| 5273806 | Structural element with interlocking ribbing | James J. Lockshaw, Stephen Robert Kelly, John Kaiser | 1993-12-28 |
| 4212434 | Theft deterrent toilet roll spindles | — | 1980-07-15 |