BOART LONGYEAR INT HOLDING INC has a total of 56 patent applications. Its first patent ever was published in 1996. It filed its patents most often in United States, South Africa and Australia. Its main competitors in its focus markets civil engineering, machines and mechanical elements are WEBB CHARLES T, PAGE OIL TOOLS INC and TRI STATE OIL TOOLS INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | South Africa | 9 | |
#3 | Australia | 8 | |
#4 | Canada | 8 | |
#5 | Sweden | 8 | |
#6 | Brazil | 6 | |
#7 | WIPO (World Intellectual Property Organization) | 2 | |
#8 | Spain | 1 | |
#9 | France | 1 | |
#10 | Ireland | 1 | |
#11 | Republic of Korea | 1 | |
#12 | Mexico | 1 | |
#13 | Norway | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Machine tools | |
#5 | Digital networks |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Unspecified technologies | |
#3 | Pipes | |
#4 | Turning | |
#5 | Digital information transmission |
# | Name | Total Patents |
---|---|---|
#1 | Marshall John C | 14 |
#2 | Able Robert E | 13 |
#3 | Drenth Christopher L | 6 |
#4 | Stephens John Thomas | 5 |
#5 | Attwater Michael O | 5 |
#6 | Novacovicci Radoie | 5 |
#7 | Morin Daniel H | 5 |
#8 | Langan Patrick Joseph | 4 |
#9 | Silay Louis E | 3 |
#10 | Mckinley Raymond B | 3 |
Publication | Filing date | Title |
---|---|---|
KR20090007420A | Drill rod handler | |
BR0201084A | Drilling Rig and Operation | |
US6719303B2 | Drill string chuck | |
US6564885B2 | Up-hole overshot and safety drilling apparatus | |
US6425449B1 | Up-hole pump-in core barrel apparatus | |
US6371205B1 | Bore hole grouting apparatus and method | |
ZA9900767B | Closed loop control system for diamond core drilling. | |
US6089335A | Positive latch core barrel apparatus | |
US6109373A | Cable overshot apparatus | |
US6029758A | Retractable core barrel valving apparatus | |
US5934393A | Core barrel apparatus | |
US5788401A | Rod joint |