Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12369672 | Systems and methods for vented helmets | Ming Yu, Allen Albert Bischofberger, Christopher T. Pietrzak | 2025-07-29 |
| D1084608 | Bicycle helmet | Luiz Felipe de Melo Dias, Allen Albert Bischofberger | 2025-07-22 |
| D1010231 | Helmet | Christopher T. Pietrzak | 2024-01-02 |
| 11337481 | Helmet with foam layer having an array of holes | Zachary Rosen, Jason Lee Walton | 2022-05-24 |
| D854252 | Bicycle helmet | Christopher Yu, Alan Okamura | 2019-07-16 |
| D621981 | Examination light | Michael McAtamney, Stephen Montgomery, Morten Wagener | 2010-08-17 |
| D621539 | Examination light | Michael McAtamney, Stephen Montgomery, Morten Wagener | 2010-08-10 |
| D621540 | Examination light | Stephen Montgomery, Michael McAtamney, Morten Wagener | 2010-08-10 |