Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10441850 | Graphene core for a golf ball with a soft cover | Petra Petrich, David Bartels, Hong G. Jeon | 2019-10-15 |
| 10376743 | Graphene core for a golf ball with a soft cover | Petra Petrich, David Bartels, Hong G. Jeon | 2019-08-13 |
| 10376744 | Graphene core for a golf ball with a soft cover | Petra Petrich, David Bartels, Hong G. Jeon | 2019-08-13 |
| 10252114 | Graphene core for a golf ball with a soft cover | Petra Petrich, David Bartels, Hong G. Jeon | 2019-04-09 |