Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10082145 | Compressor wheel with balance correction and positive piloting | — | 2018-09-25 |
| 9103002 | Fatigue resistant cast titanium alloy articles | — | 2015-08-11 |
| 8702394 | Turbocharger including cast titanium compressor wheel | Stephen I. Roby | 2014-04-22 |
| 8696316 | Low blade frequency titanium compressor wheel | Stephen I. Roby | 2014-04-15 |
| 8672619 | Turbocharger vane | Steve Roby, Dietmar Metz | 2014-03-18 |
| 8500395 | Turbocharger vane | Steve Roby, Dietmar Metz | 2013-08-06 |
| 7287960 | Titanium aluminide wheel and steel shaft connection thereto | — | 2007-10-30 |
| 7052241 | Metal injection molded turbine rotor and metal shaft connection attachment thereto | — | 2006-05-30 |
| 6904949 | Method of making turbocharger including cast titanium compressor wheel | Stephen I. Roby | 2005-06-14 |
| 6754954 | Process for manufacturing forged titanium compressor wheel | — | 2004-06-29 |
| 6663347 | Cast titanium compressor wheel | Steven Roby | 2003-12-16 |
| 6629556 | Cast titanium compressor wheel | Steven Roby | 2003-10-07 |
| 6588485 | Hybrid method for manufacturing titanium compressor wheel | — | 2003-07-08 |
| 4932501 | Oil metering system | — | 1990-06-12 |