Issued Patents All Time
Showing 26–50 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10022273 | Face protector | — | 2018-07-17 |
| 9931247 | Interworking controlling method of an electronic eye protection apparatus for welding and a smartphone | — | 2018-04-03 |
| D789614 | Welding mask | — | 2017-06-13 |
| D781508 | Sight glass of welding mask | — | 2017-03-14 |
| D781507 | Sight glass of welding mask | — | 2017-03-14 |
| 9477096 | Optical-characteristics adjusting system for sunglasses or goggles and sunglasses and goggles equipped therewith | Sung Won HUH | 2016-10-25 |
| 9155919 | Information display and control device of powered air purifying respirator | — | 2015-10-13 |
| 9049896 | Detachable safety goggles for safety helmets | — | 2015-06-09 |
| 9009862 | Welding helmet equipped with light switching window | — | 2015-04-21 |
| 9004678 | Safety glasses for blocking harmful electromagnetic radiation and preventing dazzling | — | 2015-04-14 |
| 8959662 | Grinding mode selector switch for welding masks | — | 2015-02-24 |
| 8955162 | Welding helmet including anti-blinding device to selectively and conveniently control welding operation and grinding operation | — | 2015-02-17 |
| 8875318 | Head band | — | 2014-11-04 |
| 8806662 | Welding helmet with protection cover for cartridge | — | 2014-08-19 |
| 8661570 | Air cushion for attaching headband of welding mask | — | 2014-03-04 |
| 8659509 | Method for controlling cartridge of welding helmet having display function of welding operation time | — | 2014-02-25 |
| 8485406 | Belt hanger for helmets | William P. Gardner | 2013-07-16 |
| 8457949 | Method for displaying information in multiple languages on welding helmet cartridge | — | 2013-06-04 |
| 8387162 | Hinge coupling structure for welding mask, face shield and safety helmet | — | 2013-03-05 |
| 8208959 | Anti-blinding device having wireless communication function | — | 2012-06-26 |
| 8089424 | Functional display type anti-blinding device | — | 2012-01-03 |
| 8049151 | Digital type anti-glare device using touch and method of controlling the same | — | 2011-11-01 |
| D646379 | Portable air supplier | — | 2011-10-04 |
| 7971267 | Air supplying device for welding mask | — | 2011-07-05 |
| D637710 | Portable air supplier | — | 2011-05-10 |