Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363330 | Method, system and apparatus for cutting profiles from natural leaves | Robert I. Sinclair, David J. Logan, Leonard G. Rich | 1982-12-14 |
| 4275627 | Apparatus for cutting cigar wrappers from natural tobacco leaves | David J. Logan, Kenneth O. Wood | 1981-06-30 |
| 4222396 | Apparatus for cutting cigar wrappers from natural tobacco leaves | David J. Logan, Kenneth O. Wood | 1980-09-16 |
| 4205914 | Device for creating digital signals representative of a natural leaf profile | Charles M. Hevenor, David J. Logan, Leonard G. Rich | 1980-06-03 |