Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10921615 | Grey compounded infrared absorbing spectacles, goggles, faceshields and hood windows used in personal protective equipment for arc flash hazards | Jack B. Hirschmann, Jr., Randell Bouton Hirschmann | 2021-02-16 |
| 7288714 | Electrical arc flash protection blanket | Jack B. Hirschmann, Jr. | 2007-10-30 |
| 7182991 | Method of providing electric arc flash protection and fabric structures in accordance therewith | Jack B. Hirschmann, Jr. | 2007-02-27 |
| 7145072 | Method of electrical arc flash protection | Jack B. Hirschmann, Jr. | 2006-12-05 |
| 6883614 | Modular actuator system for valves and chokes | David Schmidt, John McCaskill, Gary L. Horn | 2005-04-26 |