Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530460 | Low-carbon iron-based alloy useful for valve seat inserts | — | 2022-12-20 |
| 11525172 | Nickel-niobium intermetallic alloy useful for valve seat inserts | David Doll | 2022-12-13 |
| 11215090 | High performance iron-based alloys for engine valvetrain applications and methods of making and use thereof | David Doll, Todd Trudeau, Douglas W. Dooley | 2022-01-04 |