Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6520712 | Safety delineators which easily stack | Jack H. Kulp | 2003-02-18 | $610,000 |
| 6186699 | Easily stackable safety delineators | Jack H. Kulp | 2001-02-13 | $1,074,000 |
| 6095716 | Stackable vertical panel | Jack H. Kulp | 2000-08-01 | $2,349,000 |
| 5749673 | Stackable vertical panel | Jack H. Kulp | 1998-05-12 | $1,677,000 |