Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10214224 | Rail road hopper car | James W. Forbes, Mohamed A. Khattab, Tomasz Bis | 2019-02-26 |
| 9272717 | Rail road hopper car ridge fittings | James W. Forbes, Mohamed A. Khattab, Tomas Bis | 2016-03-01 |
| 8622004 | Rail road hopper car ridge fittings | James W. Forbes, Mohamed A. Khattab, Tomasz Bis | 2014-01-07 |
| 8065964 | Rail road hopper car ridge fittings | James W. Forbes, Mohamed A. Khattab, Tomasz Bis | 2011-11-29 |
| 8047140 | Rail road hopper car structure | James W. Forbes, Mohamed A. Khattab, Tomasz Bis | 2011-11-01 |
| 7775163 | Rail road car and bearing adapter fittings therefor | James W. Forbes, Jamal Hematian, Tomasz Bis | 2010-08-17 |
| 7703397 | Rail road hopper car fittings and method of operation | James W. Forbes, Mohamed A. Khattab, Tomas Bis | 2010-04-27 |
| 7536957 | Flow through rail road freight car | Keith Bush | 2009-05-26 |
| 6651502 | Method for acoustic imaging of a tubular shape | — | 2003-11-25 |
| 6543287 | Method for acoustic imaging by angle beam | — | 2003-04-08 |
| 6218956 | Gate operator with remote diagnostic capability | John M. Hansen, John F. Ahlstrom, Ronald A. Wray, Richard P. Greenthal | 2001-04-17 |
| 6052911 | Laser centering apparatus | — | 2000-04-25 |
| 5537436 | Simultaneous analog and digital communication applications | Stanley Bottoms, Gordon Bremer, Joseph Q. Chapman, Kenneth D. Ko, D. Randy Roberson +2 more | 1996-07-16 |
| 5487298 | Inertial Hopkinson bar shock sensor | Willard S. Walton | 1996-01-30 |
| 5475741 | Telephone-entry system with electronic directory | Dennis W. Mowers, Richard P. Greenthal, Paul Szymanski, Ronald A. Wray, Richard A. Davidson | 1995-12-12 |
| 5416495 | Liquid-crystal display unit for electronic directory | John F. Ahlstrom, Richard P. Greenthal | 1995-05-16 |
| 5369703 | Command and control signalling method and apparatus | James L. Archibald, Kurt Holmquist | 1994-11-29 |
| 5252955 | Liquid-crystal display unit for electronic directory | Dennis W. Mowers, Richard P. Greenthal, Paul Szymanski, Ronald A. Wray, Richard A. Davidson | 1993-10-12 |
| 5027111 | Liquid-crystal display unit for electronic directory | Dennis W. Mowers, Richard P. Greenthal, Paul Szymanski, Ronald A. Wray, Richard A. Davidson | 1991-06-25 |
| 4920627 | Balanced carrier rolls and methods of fabrication | Robert D. Aikins, Lee R. Bandy, Robert E. Delaney, Michael E. Guyer, Edward D. Lovera +1 more | 1990-05-01 |
| RE33180 | Light weight chassis and cabinet assembly for magnetic tape recorder | David G. Hart | 1990-03-13 |
| 4894938 | Firing pin force transducer | — | 1990-01-23 |
| D300902 | Handle | Herbert V. Kohler, Jr., Robert Sandman | 1989-05-02 |
| 4705483 | Tree light wiring harness | Lawrence E. Davis | 1987-11-10 |
| D289543 | Plumbing fitting handle | — | 1987-04-28 |