Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9470173 | System and method for reducing engine oil dilution | Allen Lehmen, Marcus William Fried, Shuya Shark Yamada | 2016-10-18 |
| 8360036 | Method and system for controlling engine exhaust | John Christopher Riegger, Shuya Shark Yamada | 2013-01-29 |
| 8347853 | Shallow piston bowl and injector spray pattern for a gasoline, direct-injection engine | Zheng Xu, Jianwen James Yi, Steven Wooldridge, David Bruce Reiche, Neal James Corey +2 more | 2013-01-08 |
| 8100117 | Method and system for controlling engine exhaust | John Christopher Riegger, Shuya Shark Yamada | 2012-01-24 |
| 8056531 | Shallow piston bowl and injector spray pattern for a gasoline, direct-injection engine | Zheng Xu, Jianwen James Yi, Steven Wooldridge, David Bruce Reiche, Neal James Corey +2 more | 2011-11-15 |