| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 17 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Unspecified technologies | |
| #3 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mcgarian Bruce Hermann Forsyth | 14 |
| #2 | Lau Werner | 5 |
| #3 | Tulloch Rory Mccrae | 4 |
| #4 | Steinkamp Manfred | 4 |
| #5 | Barr Lawrence Robert | 2 |
| #6 | Bruce Ronald James | 2 |
| #7 | Mcgarian Bruce | 1 |
| #8 | Mcgarian Valentine Haig | 1 |
| #9 | Armell Richard Alvin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9625547D0 | Bypass valve | |
| GB9620851D0 | Milling of well casings | |
| GB9620238D0 | Safety joint | |
| GB9813101D0 | Underreamer blade | |
| GB9701603D0 | Apparatus for milling a well casing | |
| GB9423462D0 | Improvements in or relating to a milling insert and a milling tool | |
| GB9316209D0 | Improvements in or relating to a milling insert and a milling tool | |
| GB9218568D0 | Drill string anchor | |
| GB9218485D0 | Cutting element for use on a mill | |
| GB9022423D0 | A locking connection | |
| GB9022424D0 | Tubing cutting tool |