Issued Patents All Time
Showing 76–90 of 90 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6351998 | Method for designing a load cell | Frederick P. Hohnstadt | 2002-03-05 |
| 6277283 | Access valve devices, their use in separation apparatus, and corresponding methods | Martin Hofmann | 2001-08-21 |
| 6090279 | Access valve devices, their use in separation apparatus, and corresponding methods | Martin Hofmann | 2000-07-18 |
| 5971464 | Pick-up truck tailgate liner and seat back | Daniel Davis, Lawrence Duane Davis | 1999-10-26 |
| 5902485 | Access valve devices, their use in separation apparatus and corresponding methods | Martin Hofmann | 1999-05-11 |
| 5881359 | Metal and fluorine values recovery from fluoride salt matrices | Randall P. Slagle | 1999-03-09 |
| 5092709 | Landfill site with leachate collection | — | 1992-03-03 |
| 4910021 | Targeted enternal delivery system | Elka Touitou, Ardon Rubinstein | 1990-03-20 |
| 4833425 | Analog macro embedded in a digital gate array | Edward F. Culican, John F. Ewen, Scott A. Mc Cabe, Joseph M. Mosley, Allan L. Mullgrav, Jr. +3 more | 1989-05-23 |
| 4825178 | Oscillator with noise rejection and square wave output | Edward F. Culican, Martin E. Powell, Philip E. Pritzlaff, Jr. | 1989-04-25 |
| 4817011 | Automated modeling method for tuning transformers | — | 1989-03-28 |
| 4766399 | Oscillator circuit | Allan L. Mullgrav, Jr. | 1988-08-23 |
| 4498212 | Flue cleaner | — | 1985-02-12 |
| 4307504 | Metal clamp applicator | Jess Britton Ferrill, Ronald D. Sizemore | 1981-12-29 |
| 4238874 | Tooling with stepping motor drive | William B. Chandler, Jr., Ronald G. Sergeant | 1980-12-16 |