Issued Patents All Time
Showing 51–75 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437751 | Contrawound antenna | Robert P. M. Craven, Larry Hawks, Roy S. Nutter, Jr., Franz A. Pertl | 2002-08-20 |
| 6425553 | Piezoelectric actuators for circulation controlled rotorcraft | John L. Loth, Robert P. M. Craven, Robert Bond | 2002-07-30 |
| 6417443 | Exhaust chamber for arc resistant cabinets | — | 2002-07-09 |
| 6407331 | Pressure relief panel for arc resistant cabinets | Brad Robert Leccia | 2002-06-18 |
| 6300920 | Electromagnetic antenna | Franz A. Pertl, Robert P. M. Craven | 2001-10-09 |
| D439728 | Golf visor | — | 2001-04-03 |
| 6066814 | Interlock for switchgear | Daniel J. Glus, David A. Riffe | 2000-05-23 |
| 5940625 | Density dependent vector mask operation control apparatus and method | — | 1999-08-17 |
| 5912604 | Molded pole automatic circuit recloser with bistable electromagnetic actuator | Ian J. Harvey, Aftab Khan, Robert A. Smith | 1999-06-15 |
| 5905244 | Arc resistant metal-clad switchgear | Douglas Michael Brandt | 1999-05-18 |
| 5895501 | Virtual memory system for vector based computer systems | — | 1999-04-20 |
| 5757260 | Medium voltage switchgear with means for changing fuses | Francois Marchand, Robert Yanniello | 1998-05-26 |
| 5705773 | Electrical insulated boot | — | 1998-01-06 |
| 5654723 | Contrawound antenna | Robert P. M. Craven, Michael T. Prinkey | 1997-08-05 |
| 5509497 | Steerable wheel drive assembly | — | 1996-04-23 |
| 5495429 | Method and apparatus for measuring the color of three dimensional objects | Robert P. M. Craven, William K. Preece | 1996-02-27 |
| 5441295 | Lock assembly for a trailer hitch | — | 1995-08-15 |
| 5442369 | Toroidal antenna | Kurt L. Van Voorhies | 1995-08-15 |
| 5361737 | Radio frequency coaxial cavity resonator as an ignition source and associated method | Robert M. Craven, Kurt L. VanVoorhies, Thomas J. Bonazza | 1994-11-08 |
| 5258944 | High performance mantissa divider | — | 1993-11-02 |
| 5085370 | Compact spray gun | — | 1992-02-04 |
| 5067515 | Compact spray gun | — | 1991-11-26 |
| 5046459 | Oscillatory motion apparatus | Alfred H. Stiller | 1991-09-10 |
| 5020727 | Spray nozzle trigger operated supply valve | — | 1991-06-04 |
| 4969690 | Tractor trailer quick-change apparatus | — | 1990-11-13 |