Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9132532 | Ratchet wrench | Robert L. Arnold | 2015-09-15 |
| 8833208 | Ratchet wrench | Robert L. Arnold | 2014-09-16 |
| 8474351 | Ratchet wrench | Robert L. Arnold | 2013-07-02 |
| 8056447 | Ratchet wrench | Robert L. Arnold | 2011-11-15 |
| 7861620 | Ratchet wrench | Robert L. Arnold | 2011-01-04 |
| 7311019 | Ratchet wrench | Robert L. Arnold | 2007-12-25 |
| 7185566 | Reversible ratcheting tool with improved pawl | Robert L. Arnold | 2007-03-06 |
| 7131353 | Reversible ratcheting tool with improved pawl | Robert L. Arnold | 2006-11-07 |
| D509717 | Ratchet wrench body | Robert L. Arnold | 2005-09-20 |
| 6918323 | Reversible ratcheting tool with improved pawl | Robert L. Arnold | 2005-07-19 |
| D496237 | Ratchet release button | Robert L. Arnold | 2004-09-21 |
| 6711973 | Ratchet wrench | Robert L. Arnold | 2004-03-30 |
| 5199330 | Reversing ratchet wrench | Robert L. Arnold, James A. Van Lenten, Kenneth J. Taggart, James P. Gurzenski | 1993-04-06 |
| 5178047 | Reversible ratchet wrench | Robert L. Arnold, James A. VanLenten, Kenneth J. Taggart, James P. Gurzenski | 1993-01-12 |
| 4344756 | Water recycler for dental operatories | Thomas J. Dunn | 1982-08-17 |
| 4245989 | Water economizing system for dental equipment | Richard E. Plowman | 1981-01-20 |