Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7163513 | Psychological testing method and apparatus | Ashley Bush | 2007-01-16 |
| 5318224 | Method and apparatus for heating and cooling control | Richard G. Palmer | 1994-06-07 |
| 4531266 | Burial vault structure | James W. Darby | 1985-07-30 |
| D265251 | Swimming pool ladder | James W. Darby | 1982-06-29 |
| 4314390 | Composite burial vault and method for making same | James W. Darby | 1982-02-09 |
| 4261083 | Composite burial vault | James W. Darby | 1981-04-14 |