Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8511118 | High security, dual-mode padlock construction | Karl Lai | 2013-08-20 |
| 8261583 | High security, dual-mode padlock construction | Karl Lai | 2012-09-11 |
| 8096150 | Padlocks for holding and securing zipper pulls | Karl Lai | 2012-01-17 |
| 7858319 | Method of screening for drug hypersensitivity reaction | Seth Vollmer Hetherington, Arlene R Hughes, Michael Mosteller, Jr., Denise D Shortino | 2010-12-28 |
| 7765840 | Dual locking padlock | Karl Lai | 2010-08-03 |
| 7562545 | Padlock with fully integrated dual locking systems | Karl Lai | 2009-07-21 |
| 7550261 | Method of screening for drug hypersensitivity reaction | Seth Vollmer Hetherington, Arlene R Hughes, Michael Mosteller, Jr., Denise D Shortino | 2009-06-23 |
| 7467531 | Key operated padlock construction with visual indicator | Karl Lai | 2008-12-23 |
| 7467529 | Lockable luggage strap assembly | Karl Lai | 2008-12-23 |
| 7269985 | Magnifying lens cover for combination padlocks | Karl Lai | 2007-09-18 |
| 7225648 | Padlock with fully integrated dual locking system with indicator/signal assembly | Karl Lai | 2007-06-05 |
| 7140209 | Padlock with fully integrated dual locking systems | — | 2006-11-28 |
| 7117698 | High security padlock construction | — | 2006-10-10 |
| D511673 | Combination padlock with horizontal locking bar | — | 2005-11-22 |
| 6883355 | High security combination padlock with locking bar | — | 2005-04-26 |
| D498132 | Combination padlock with horizontal locking bar | — | 2004-11-09 |
| 6786769 | Metal shielding mask structure for a connector having an antenna | — | 2004-09-07 |
| 6772817 | Adjustable window blind cord stopper | John W. Lai | 2004-08-10 |
| 6759872 | I/O circuit with mixed supply voltage capability | Ronald De Vries | 2004-07-06 |
| 6742366 | Locking and securing system for slot bearing products | — | 2004-06-01 |
| 6742057 | Automatic upgradeable UART circuit arrangement | Neal T. Wingen, Arnaud Moser, Ronald De Vries, Ramaswamy Subramanian | 2004-05-25 |
| 6729166 | Combination lock construction | — | 2004-05-04 |
| D485789 | Motorbike | — | 2004-01-27 |
| 6675614 | High security combination padlock with locking bar | — | 2004-01-13 |
| D472790 | Combination padlock and housing therefor | — | 2003-04-08 |