| 9149023 |
Pole top extension accessories and methods of using same |
— |
2015-10-06 |
| 8893662 |
Raptor perch apparatus and system |
— |
2014-11-25 |
| 8387569 |
Raptor perch apparatus and system |
— |
2013-03-05 |
| 6532455 |
Method and system for content-based document security, routing, and action execution |
Paul Edward Martin, Myo Khine Kyaw, Arulnambi Kaliappan, Dmitriy F. Shvadkiy |
2003-03-11 |
| 5868400 |
Push type expanding mandrel apparatus |
— |
1999-02-09 |
| 5661946 |
Pole top extension |
— |
1997-09-02 |
| 5289154 |
Fuse cutout assembly and method |
— |
1994-02-22 |
| 5105890 |
Apparatus for altering the length of a downhole tool assembly |
Grant A. Duguid, Dennis T. Steed |
1992-04-21 |
| 4825938 |
Rotating blowout preventor for drilling rig |
— |
1989-05-02 |
| 4654947 |
Drill bit and method of renewing drill bit cutting face |
— |
1987-04-07 |
| 4654948 |
Method for renewing the cutting face of a diamond drill bit |
— |
1987-04-07 |
| 4606108 |
Drill bit method and apparatus |
— |
1986-08-19 |
| 4373410 |
Method and apparatus for fabricating diamond stud assemblies |
— |
1983-02-15 |
| 4360069 |
Diamond drill bits |
— |
1982-11-23 |
| 4352399 |
Bit breaker and handle |
— |
1982-10-05 |