Number | Name | Date | Kind |
---|---|---|---|
2522217 | Fischer et al. | Sep 1950 | A |
5056387 | Cook | Oct 1991 | A |
5152642 | Pitts et al. | Oct 1992 | A |
5651647 | Ray | Jul 1997 | A |
5704261 | Strauch et al. | Jan 1998 | A |
5868047 | Faust et al. | Feb 1999 | A |
6053675 | Holland et al. | Apr 2000 | A |
6082233 | Han | Jul 2000 | A |
6148699 | Han | Nov 2000 | A |
6154108 | Huang | Nov 2000 | A |
D445325 | Fruhm | Jul 2001 | S |
6341926 | Liu | Jan 2002 | B1 |
6352011 | Fruhm | Mar 2002 | B1 |
6354177 | Peters | Mar 2002 | B2 |
D462596 | Fruhm | Sep 2002 | S |
6530299 | Liu | Mar 2003 | B1 |
6698319 | Huang | Mar 2004 | B2 |
6761089 | Bergamo | Jul 2004 | B2 |
6929266 | Peters et al. | Aug 2005 | B2 |
6931967 | Chang | Aug 2005 | B1 |
7086813 | Boyle et al. | Aug 2006 | B1 |
7096768 | Chen | Aug 2006 | B1 |
7097398 | Hernandez, Jr. | Aug 2006 | B2 |
7107882 | Chang | Sep 2006 | B1 |
7124665 | Chen | Oct 2006 | B1 |
7131358 | Hsien | Nov 2006 | B2 |
7214009 | Quanz | May 2007 | B2 |
7261023 | Taguchi | Aug 2007 | B2 |
7306396 | Chen | Dec 2007 | B1 |
7387054 | Rajotte | Jun 2008 | B2 |
7437979 | Wang | Oct 2008 | B1 |
7565854 | Chiang et al. | Jul 2009 | B2 |
7574946 | Chang | Aug 2009 | B1 |
7669860 | Chiang | Mar 2010 | B2 |
D623036 | DeBaker | Sep 2010 | S |
7823890 | Chen | Nov 2010 | B2 |
7942426 | Peters | May 2011 | B2 |
D645328 | Hsu | Sep 2011 | S |
8109183 | Santamarina et al. | Feb 2012 | B2 |
D706106 | Chen | Jun 2014 | S |
20020166421 | Bowerman | Nov 2002 | A1 |
20040232631 | Chen et al. | Nov 2004 | A1 |
20050098002 | Holland-Letz | May 2005 | A1 |
20050166725 | Chen | Aug 2005 | A1 |
20060027057 | Hsien | Feb 2006 | A1 |
20060107801 | Hsien | May 2006 | A1 |
20060123957 | Hsien | Jun 2006 | A1 |
20080184853 | Chen | Aug 2008 | A1 |
20080216618 | Chen | Sep 2008 | A1 |
20090139378 | Chiang et al. | Jun 2009 | A1 |
20090139379 | Chiang et al. | Jun 2009 | A1 |
20090165606 | Hsien | Jul 2009 | A1 |
20090174157 | Chang | Jul 2009 | A1 |
20090288525 | Chen | Nov 2009 | A1 |
20090314143 | Chen | Dec 2009 | A1 |
20110197721 | DeBaker | Aug 2011 | A1 |
20120275875 | Gischus et al. | Nov 2012 | A1 |
Number | Date | Country |
---|---|---|
3907567 | Sep 1989 | DE |
202004004469 | May 2004 | DE |
202005013315 | Oct 2005 | DE |
202008003131 | Sep 2008 | DE |
102010016053 | Feb 2011 | DE |
200101378 | Apr 2002 | DK |
2631275 | Nov 1989 | FR |
Entry |
---|
New Product Ideas/Inventions: Twist-Lok Drill & Drive System; Mar. 1, 2007 (5 pages). |
Three (3) photographs of a Vessel 2H drill bit with floating magnet sleeve, with packaging (Date Unknown). |
Screen shots of a bit holder with a floating ring magnet—2 pages (Date Unknown). |