Inventor
ELLINGTON IV THOMAS S
US5 patents
⚠️ This page may combine multiple inventors who share the name “ELLINGTON IV THOMAS S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T TECHNOLOGIES INC
3 patentsUS4499162AFeb 12, 1985
Photomask and method of using same
AT & T TECHNOLOGIES INC15 citations70
US4537498AAug 27, 1985
Focal plane adjusted photomask and methods of projecting images onto photosensitized workpiece surfaces
AT & T TECHNOLOGIES INC4 citations57
US4529299AJul 16, 1985
Interposer element for photomasks in projection printer
AT & T TECHNOLOGIES INC3 citations57