Issued Patents All Time
Showing 51–75 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950596 | Distributed stiffness biasing spring for actuator system and fuel injector using same | Jay Venkataraghavan, Michael C. Long, Zhenlong Xu | 2011-05-31 |
| 7900886 | Valve assembly having a washer | Avinash R. Manubolu, Daniel R. Ibrahim | 2011-03-08 |
| 7886718 | Fuel injector having integral body guide and nozzle case for pressure containment | Avinash R. Manubolu, Shriprasad Lakhapati, Zhenlong Xu | 2011-02-15 |
| 7866301 | Self-guided armature in single pole solenoid actuator assembly and fuel injector using same | Jayaraman K. Venkataraghavan, Nadeem N. Bunni, Shriprasad Lakhapati | 2011-01-11 |
| 7839356 | Display methods and apparatus | Nesbitt W. Hagood, Abraham McAllister, Roger W. Barton | 2010-11-23 |
| 7779854 | Valve member to armature coupling system and fuel injector using same | Dana R. Coldren, Amy Johanson, Jeffrey J. Mueller, Eric L. Rogers | 2010-08-24 |
| 7765877 | System for preloading piezoelectric actuators and method | Jayaraman K. Venkataraghavan, William J. Love, Zhenlong Xu | 2010-08-03 |
| 7755582 | Display methods and apparatus | Nesbitt W. Hagood, Abraham McAllister, Roger W. Barton | 2010-07-13 |
| 7742016 | Display methods and apparatus | Nesbitt W. Hagood, Abraham McAllister, Roger W. Barton | 2010-06-22 |
| 7714483 | Fuel injector having piezoelectric actuator with preload control element and method | Amy M. Hess, Daniel R. Ibrahim, Jayaraman K. Venkataraghavan, Shriprasad Lakhapati | 2010-05-11 |
| 7665445 | Motion coupler for a piezoelectric actuator | Jayaraman K. Venkataraghavan, Shriprasad Lakhapati, Avinash R. Manubolu | 2010-02-23 |
| 7610888 | Non-guided tappet and fuel injector using same | Eric L. Rogers, Dana R. Coldren | 2009-11-03 |
| 7584747 | Cam assisted common rail fuel system and engine using same | Daniel R. Ibrahim | 2009-09-08 |
| 7547000 | Valve coupling system | Amy Johanson, James J. Streicher | 2009-06-16 |
| 7520259 | Power management system for fuel injected engine | Travis E. Barnes, W. John Love, Timothy J. Matzke, Kevin L. Dea | 2009-04-21 |
| 7357020 | Valve-testing system and method employing a fluid-transfer system with a reservoir | Dale C. Maley, Michel Blane Montgomery, Byron Reed Stalter, Karl Larry Sickmann | 2008-04-15 |
| 7111613 | Fuel injector control system and method | Travis E. Barnes, Dana R. Coldren, Rammohan Sankar, Daniel Yongxiang Li | 2006-09-26 |
| 6976474 | Mechanically actuated, electronically controlled fuel injection system | Dana R. Coldren, Michael R. Huffman | 2005-12-20 |
| 6945508 | Electromagnetic control valve | Dana R. Coldren, Harish Krishnaswamy, Sudhindra K. Ayanji, Jeremy T. Claus | 2005-09-20 |
| 6880766 | Leak arrest volume for reducing component separation and fuel injector using same | David J. Balke, Gene Slinkard | 2005-04-19 |
| 6684854 | Auxiliary systems for an engine having two electrical actuators on a single circuit | Dana R. Coldren, Glen F. Forck, Michael R. Huffman, Matthew Bredesen | 2004-02-03 |
| 6598591 | Measuring check motion through pressure sensing | — | 2003-07-29 |
| 6349920 | Poppet valve shaping for quick valve opening | Charles B. Looney, Wade J. Robel, Larry R. Mitzelfelt, Jr., David E. Martin, James D. Griffith +2 more | 2002-02-26 |
| 6029682 | Rapidly opening electromagnetic valve | Charles B. Looney, Larry R. Mitzelfelt, Jr., David E. Martin, James D. Griffith, Kenneth A. Caron +4 more | 2000-02-29 |
| 6026786 | Method and apparatus for controlling a fuel injector assembly of an internal combustion engine | William T. Groff, David C. Mack, Robert R. Patterson | 2000-02-22 |