| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Australia | 2 | |
| #3 | Spain | 2 | |
| #4 | Greece | 2 | |
| #5 | United States | 2 | |
| #6 | Brazil | 1 | |
| #7 | Canada | 1 | |
| #8 | Germany | 1 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | France | 1 | |
| #11 | Japan | 1 | |
| #12 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Platform constructions | |
| #2 | Construction of bridges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wardell Raymond A | 8 |
| #2 | Cobb Lincoln C | 8 |
| #3 | Wardell Raymond Albert | 5 |
| #4 | Cobb Lincoln Cranston | 5 |
| #5 | Rinkan Kuransuton Kobu | 1 |
| #6 | Reimondo Arubaato Uooderu | 1 |
| #7 | Russell Lawrence O | 1 |
| #8 | Cobb Lingoln C | 1 |
| #9 | Hirsch Teddy J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5054954A | Roadway barrier | |
| EP0203180A1 | Modules for bridging openings in road guard barriers | |
| ES8505440A3 | Improvements to a barrier member for roads | |
| BR8107207A | Road barrier | |
| US4423854A | Roadway barrier |