Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524242 | Non-contact method for measuring amount of sebum or oil on substrate in real time using fluorescence dye | Krishna Subramanyan, Leonard Van Gorkom, Zhenhe Zhu, Archana Sah | 2003-02-25 |
| 6475144 | Non-contact method for measuring amount of skin sebum or oil in real time using fiber optic probe | Archana Sah, Leonard Van Gorkom, Zhenhe Zhu | 2002-11-05 |