| 12302964 |
Personal protection system and method |
JACOB HERBERT, Bradford H. Hack, Dina El Sherif, CHRISTOPHER SIMBULAN, H. Nicholas Herbert +1 more |
2025-05-20 |
| 11285300 |
System and method for manipulating an elongate medical device |
Brandon McNary Felkins, Russell Roy Lyon, David M. Look, Mark Mallaby |
2022-03-29 |
| 8453262 |
Personal environmental protection apparatus |
— |
2013-06-04 |
| 8302599 |
Protective headgear system with filter protector |
— |
2012-11-06 |
| D545501 |
Helmet with air flow rib structure |
— |
2007-06-26 |
| D517476 |
Battery pack for helmets |
— |
2006-03-21 |
| 6918141 |
Protective headgear system |
Obed Rios, Celestino Murillo |
2005-07-19 |
| 6792944 |
Air filtration and control system including headgear |
CHRISTOPHER SIMBULAN |
2004-09-21 |
| D460584 |
Helmet with air flow rib structure |
— |
2002-07-16 |
| 5893528 |
Tubing retracting system |
Arkadiusz A. Strokosz, Philip Ormond Merritt, Bradford H. Hack |
1999-04-13 |
| 5887281 |
Air filtration and control system including head gear |
Harry Nicholas Herbert |
1999-03-30 |
| 5711033 |
Air filtration and control system including head gear |
Harry Nicholas Herbert |
1998-01-27 |
| 5632046 |
Self-adjusting, fabric-covered sweat band for a hat |
Louise E. Green |
1997-05-27 |