Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6311719 | Rotary valve assembly for pressure swing adsorption system | Theodore B. Hill, Adam C. Hansen | 2001-11-06 |
| 6209051 | Method for switching between multiple system hosts | Edward H. Greenwood, Mark Lanus | 2001-03-27 |
| 6161197 | Method and system for controlling a bus with multiple system hosts | Mark Lanus, Anil Gupta | 2000-12-12 |
| 5979440 | Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator | Scott C. Honkonen, Theodore B. Hill, Graham Walker | 1999-11-09 |
| 5730778 | Fluid fractionator | Theodore B. Hill | 1998-03-24 |
| 5593478 | Fluid fractionator | Theodore B. Hill | 1997-01-14 |
| RE35099 | Fluid fractionator | — | 1995-11-28 |
| 5379702 | Railroad well car including spacer for supporting a trailer | Gregory J. Saxton, Gareth Thomas, Kenneth Weselake | 1995-01-10 |
| 5366541 | Fluid fractionator | Theodore B. Hill | 1994-11-22 |
| 5279230 | Railroad well car body | Gareth Thomas, Gregory J. Saxton, Kenneth Weselake | 1994-01-18 |
| 5268021 | Fluid fractionator | Theodore B. Hill | 1993-12-07 |
| 5170718 | Railroad freight car with well for stacked cargo containers | Gareth Thomas, Gary S. Kaleta, Gregory J. Saxton | 1992-12-15 |
| 5112367 | Fluid fractionator | — | 1992-05-12 |
| 5054403 | Railroad freight car with well for stacked cargo containers | Gareth Thomas, Gary S. Kaleta, Gregory J. Saxton | 1991-10-08 |
| 4893567 | Railroad freight car with well for stacked cargo containers | — | 1990-01-16 |
| 4703699 | Lightweight container car | — | 1987-11-03 |
| 4630816 | Jogging apparatus | — | 1986-12-23 |
| 4599949 | Light weight container car | — | 1986-07-15 |
| 4457750 | Microprocessor controlled intravenous feed system | — | 1984-07-03 |
| D260118 | Portable oxygen extender station | — | 1981-08-04 |