Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697413 | Method and machine for fabricating a decorative inlaid floor | — | 1997-12-16 |
| 5277870 | Blood glucose reflectance meter including a null prompting means and a device for providing a constant brightness light | Richard Riedel | 1994-01-11 |
| 5174963 | Blood glucose reflectance meter including a null prompting means and a device for providing a constant brightness light | Richard Riedel | 1992-12-29 |
| 4472610 | Keyboards incorporating keys pivotable against biased detent means to operate electrical switches | David B. Joyce | 1984-09-18 |