RP

Richard A. Parrott

GP Gte Products: 4 patents #189 of 928Top 25%
OS Osram Sylvania: 2 patents #362 of 820Top 45%
📍 Merrimack, NH: #94 of 452 inventorsTop 25%
🗺 New Hampshire: #2,438 of 12,181 inventorsTop 25%
Overall (All Time): #887,409 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5731662 Metal halide lamp with getter John A. Scholz, David Alan Goodman 1998-03-24
5327042 Metal halide lamp Simone P. Bazin, Edward H. Nortrup 1994-07-05
5248273 Method of fabricating ultraviolet radiation starting source Edward H. Nortrup 1993-09-28
5122706 Arc lamp assembly with containment means surrounding light source capsule Edward H. Nortrup 1992-06-16
4401913 Discharge lamp with mount providing self centering and thermal expansion compensation Francis R. Koza 1983-08-30
4333032 High pressure sodium lamp containing barium getter Elliot F. Wyner, John J. Gutta 1982-06-01