Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443456 | Exhaust valve for an internal combustion engine, and a method of strengthening an annular valve seat area in an exhaust valve | Christian SKAANING | 2019-10-15 |
| 8757124 | Movable wall member in form of an exhaust valve spindle or a piston for internal combustion engine, and a method of manufacturing such a member | — | 2014-06-24 |
| 6443115 | Exhaust valve for an internal combustion engine | — | 2002-09-03 |
| 6298817 | Exhaust valve for an internal combustion engine | — | 2001-10-09 |
| 6244234 | Exhaust valve for an internal combustion engine | — | 2001-06-12 |
| 6173702 | Movable wall member in the form of an exhaust valve spindle or a piston in an internal combustion engine | — | 2001-01-16 |
| 5958332 | Cylinder member and nickel-based facing alloys | — | 1999-09-28 |