RH

Robert E. Hufnagel

PE Perkinelmer: 5 patents #48 of 671Top 8%
Overall (All Time): #1,061,733 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4897325 Contact lithographic fabrication of patterns on large optics Prasad R. Akkapeddi 1990-01-30
4810621 Contact lithographic fabrication of patterns on large optics Prasad R. Akkapeddi 1989-03-07
4668083 Contact lithographic fabrication of patterns on large optics Prasad R. Akkapeddi 1987-05-26
4620790 System for determining optical aberrations of a telescope optical system 1986-11-04
4550973 Achromatic holographic optical system 1985-11-05