Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742440 | Servo-controlled integral stop for use with a servo-controlled hydraulic piston | Wei-Chang Chen | 2004-06-01 |
| 6422090 | Apparatus for a thermodynamic material testing system that produces very large strains in crystalline metallic specimens and accompanying methods for use therein | — | 2002-07-23 |
| RE34843 | Signal controlled waveform recorder | — | 1995-01-31 |
| 5315085 | Oven that exhibits both self-resistive and self-inductive heating | — | 1994-05-24 |
| 5202542 | Test specimen/jaw assembly that exhibits both self-resistive and self-inductive heating in response to an alternating electrical current flowing therethrough | — | 1993-04-13 |
| 5199304 | Apparatus for optically measuring specimen deformation during material testing | — | 1993-04-06 |
| 5195378 | Dynamic thermal-mechanical material testing system utilizing a balanced magnetic field | — | 1993-03-23 |
| 5092179 | Dynamic material testing system having independent control over specimen deformation and strain rate and a method for use therein | — | 1992-03-03 |
| 4830683 | Apparatus for forming variable strength materials through rapid deformation and methods for use therein | — | 1989-05-16 |
| 4734555 | Method and apparatus for measuring and controlling indentation in resistance welding | — | 1988-03-29 |
| 4721906 | One step RMS system | David L. Hollinger | 1988-01-26 |
| 4631697 | Signal controlled waveform recorder | — | 1986-12-23 |
| 4509000 | Bumpless feedback switching apparatus for use in a servo system | — | 1985-04-02 |
| 4328661 | Cross flow rotary mower having an axial expansion section | — | 1982-05-11 |
| 4257214 | Cross flow rotary mower | Frank E. Raymond | 1981-03-24 |