GCA CORPORATION A MA CORP

Follow

Organization

FAIRPORT, NY, US

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Integrated metrology for microlithographic objective reducing lens
- Patent number 4,790,642
- Issue date Dec 13, 1988
- GCA Corporation/Tropel Division
- John H. Bruning
- G02 - OPTICS
Information Patent Grant
Compact, linear measurement interferometer with zero abbe error
- Patent number 4,509,858
- Issue date Apr 9, 1985
- GCA Corporation/Tropel Division
- Robert A. Smythe
- G01 - MEASURING TESTING