Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10744392 | Mouth guard with breathing and drinking aperture | Michael Steward Evans, Christopher W. Circo | 2020-08-18 |
| D876728 | Mouth guard | Michael Steward Evans, Christopher W. Circo | 2020-02-25 |
| 9717975 | Mouth guard with breathing and drinking aperture | Michael Steward Evans, Christopher W. Circo | 2017-08-01 |
| D760889 | Mouth guard | Michael Steward Evans, Christopher W. Circo | 2016-07-05 |
| 9333413 | Mouth guard with breathing and drinking aperture | Michael Steward Evans, Christopher W. Circo | 2016-05-10 |
| 9070269 | Impact sensing device and helmet incorporating the same | Christopher W. Circo | 2015-06-30 |
| 9026396 | Impact sensing device and helmet incorporating the same | Christopher W. Circo | 2015-05-05 |
| 8931488 | Mouth guard with breathing and drinking aperture | Michael Steward Evans, Christopher W. Circo | 2015-01-13 |
| D535061 | Face mask for a batting helmet | Michael E. Evans | 2007-01-09 |
| 6506573 | Additive formulation and method of use thereof | Antoinette F. Antignani, Emy Cheng, Nicholas A. Grippi, Bryan Soo Wong | 2003-01-14 |
| 6187553 | Method of using additive formulation and method for making a tube with an additive formulation | Antoinette F. Antignani, Emy Cheng, Nicholas A. Grippi, Bryan Soo Wong | 2001-02-13 |