Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |