| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 59 | |
| #2 | Canada | 5 | |
| #3 | Germany | 2 | |
| #4 | Spain | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Civil engineering | |
| #5 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lavarack Frederick C | 24 |
| #2 | Deems Edward M | 14 |
| #3 | Lundy Beverly A | 8 |
| #4 | Lavarack William H B | 5 |
| #5 | Moe James E | 5 |
| #6 | Benjamin Schlesinger | 5 |
| #7 | Scott Harrison A | 4 |
| #8 | Reinitz Willard O | 4 |
| #9 | Hull Samuel P | 4 |
| #10 | Jamison Warner A | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ES354362A1 | A traffic control device. (Machine-translation by Google Translate, not legally binding) | |
| US3576563A | Railroad signal having light piping from source mounted an exterior of reflector cone | |
| GB1215331A | Traffic control barriers | |
| US3390304A | High intensity railroad crossing signals with separate frequencies of repetition for lamps and relay flasher | |
| US3423635A | Railroad track or line circuit surge protectors | |
| US3444512A | Railway signal apparatus | |
| US3333097A | Loose wheel detectors | |
| US3058764A | Rail bond connector devices | |
| US2713102A | Test terminal | |
| US2683048A | Head of rail bond | |
| US2693972A | Rail bond | |
| US2622903A | Head-of-rail bond | |
| US2600118A | Rail bond | |
| US2597444A | Rail bond terminal | |
| US2424938A | Electrical connector | |
| US2443509A | Connector | |
| US2390940A | Cabling strap | |
| US2386720A | Lightning arrester | |
| US2326100A | Wire terminal | |
| US2297323A | Lightning arrester |