DOXFORD HAWTHORN RES has a total of 11 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Australia, Germany and Denmark. Its main competitors in its focus markets mechanical elements are SAKAGAMI SEISAKUSHO KK, ISOMAG CORP and UNITED ASBESTOS COMPANY LTD.
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Butler J F | 3 |
| #2 | Butler John Francis | 2 |
| #3 | Torta | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU7774075A | Pistons and piston rings | |
| GB1462358A | Internal combustion engines and pistons therefor |