Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5046964 | Hybrid connector | David E. Welsh, Piyapote Pisalyaput | 1991-09-10 |
| 4365861 | Wire terminal | — | 1982-12-28 |
| RE30637 | Vehicle dispatch indicator with color-coded, alphabetical and numerical indicia | John H. King | 1981-06-09 |
| 4256259 | Insulated rail joint | — | 1981-03-17 |