| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | Philippines | 3 | |
| #3 | United States | 3 | |
| #4 | Canada | 2 | |
| #5 | Spain | 2 | |
| #6 | Argentina | 1 | |
| #7 | Austria | 1 | |
| #8 | Belgium | 1 | |
| #9 | Brazil | 1 | |
| #10 | Switzerland | 1 | |
| #11 | Cyprus | 1 | |
| #12 | Germany | 1 | |
| #13 | Denmark | 1 | |
| #14 | France | 1 | |
| #15 | Greece | 1 | |
| #16 | Hong Kong | 1 | |
| #17 | Ireland | 1 | |
| #18 | Italy | 1 | |
| #19 | Japan | 1 | |
| #20 | Kenya | 1 | |
| #21 | Netherlands | 1 | |
| #22 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Environmental technology | |
| #4 | Packaging and shipping | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Shaping clay | |
| #2 | Pipes | |
| #3 | Transport or storage devices | |
| #4 | Solid waste disposal | |
| #5 | Construction of roads |
| # | Name | Total Patents |
|---|---|---|
| #1 | Farahar Robert M | 7 |
| #2 | Farahar R M | 3 |
| #3 | Farahar R | 3 |
| #4 | Mutter Derek | 1 |
| #5 | Farahar Robert Martin | 1 |
| #6 | Newton John | 1 |
| #7 | Askin Michael | 1 |
| #8 | Tibble James A | 1 |
| #9 | Robaato Maatein Fuarahaa | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8330351D0 | Road construction | |
| GB2129857A | Refuse disposal | |
| GB2118149A | Handling refuse containers | |
| GB2100657A | Centrifugal moulding concrete pipe | |
| GR63603B | Improvements in tubular concrete bodies and the moulding thereof | |
| PH14687A | Improvements in tubular bodies and the moulding thereof | |
| PH14695A | Improvements in tubular concrete bodies and the moulding thereof | |
| US3945782A | Concrete pipes | |
| US4049022A | Concrete pipes | |
| CA972926A | Apparatus for making concrete pipes | |
| GB1384106A | Tubular concrete bodies and the moulding thereof |