JT

John S. Tulk

GP Gte Products: 1 patents #520 of 928Top 60%
OS Osram Sylvania: 1 patents #499 of 820Top 65%
Overall (All Time): #2,245,284 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5858277 Aqueous phosphor coating suspension for lamps Chung-Nin Chau, Steven C. Fowler, Paul Salvi, Tracy V. Silloway, Karen Lee 1999-01-12
5378398 Method of treating europium activated strontium tetraborate phosphor Anthony F. Kasenga, Joseph J. Lenox 1995-01-03