Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424413 | Multi-channel integrating sphere | William L. Weber, Harold Van Aken, Perry Palumbo | 2002-07-23 |
| 5483339 | Spectrophotometer and radiometric measurement apparatus | Harold Van Aken, Alan Kravetz, Kenneth E. Garde, William L. Weber | 1996-01-09 |
| 5319437 | Handheld portable spectrophotometer | Harold Van Aken, Alan Kravetz, Kenneth E. Garde, William L. Weber | 1994-06-07 |
| D338417 | Portable spectrophotometer | Harold Van Aken, Alan Kravetz, Kenneth E. Garde, William L. Weber | 1993-08-17 |