| 9086286 |
Goggles for use in water |
William John Darnell, Aaron Robert Palaian, Trevor G. Grove |
2015-07-21 |
| 8567509 |
Downhole tool |
Kevin Scott Kippola, Tracy Dean Blanton, Todd Ulrich Chretien, William John Darnell |
2013-10-29 |
| 8251153 |
Control line feed through clamp |
Charles David Wintill, William John Darnell, William Ryle Darnell, Michael Chad Darby |
2012-08-28 |
| 8220555 |
Downhole tool shifting mechanism and method for shifting a downhole tool |
Charles David Wintill, William John Darnell, William Ryle Darnell, Todd Ulrich Chretien |
2012-07-17 |
| 8171998 |
System for controlling hydrocarbon bearing zones using a selectively openable and closable downhole tool |
William John Darnell, Charles David Wintill, Todd Ulrich Chretien, Tracy Dean Blanton, William Ryle Darnell |
2012-05-08 |
| 8172000 |
Method for feeding control lines for drilling or workovers |
Charles David Wintill, William John Darnell, William Ryle Darnell, Michael Chad Darby |
2012-05-08 |
| 8151891 |
Formation saver sub and method |
William John Darnell, Charles David Wintill |
2012-04-10 |
| 8141648 |
Multiple-positioning mechanical shifting system and method |
William John Darnell, Charles David Wintill, Todd Ulrich Chretien |
2012-03-27 |
| 7926595 |
Filter sub |
Charles David Wintill, William John Darnell, William Ryle Darnell, Todd Ulrich Chretien |
2011-04-19 |
| 7926569 |
Bypass device for wellbores |
Charles David Wintill, William John Darnell, William Ryle Darnell, Todd Ulrich Chretien |
2011-04-19 |
| 7921922 |
Formation saver sub and method |
William John Darnell, Charles David Wintill |
2011-04-12 |
| 7628211 |
Method of connecting control lines to well bore equipment for controlling a well on a batch basis |
Charles David Wintill, William Ryle Darnell, William John Darnell, Michael Chad Darby |
2009-12-08 |
| 7516783 |
Double pin connector and hydraulic connect with seal assembly |
Charles David Wintill, William Ryle Darnell, William John Darnell |
2009-04-14 |
| 7464759 |
Method for flowing fluid into or from a well |
Charles David Wintill, William Ryle Darnell, William John Darnell, Michael Chad Darby |
2008-12-16 |
| 7428932 |
Completion system for a well |
Charles David Wintill, William Ryle Darnell, William John Darnell, Michael Chad Darby |
2008-09-30 |
| 7422065 |
System for controlling zones of fluid in and out of a wellbore |
Charles David Wintill, William Ryle Darnell, William John Darnell, Michael Chad Darby |
2008-09-09 |
| 7392839 |
Single line sliding sleeve downhole tool assembly |
Charles David Wintill, William Ryle Darnell, William John Darnell, Michael Chad Darby |
2008-07-01 |
| 7373970 |
Pin connector with seal assembly |
Charles David Wintill, William Ryle Darnell, William John Darnell, Michael Chad Darby |
2008-05-20 |
| 6902053 |
Conveyor belt alignment system |
— |
2005-06-07 |
| 5386919 |
Fully collapsible box with reverse mitred cleats |
— |
1995-02-07 |