Inventor
PFEIFFER RICHARD
DE5 patents
⚠️ This page may combine multiple inventors who share the name “PFEIFFER RICHARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TRANSFORMATOREN UNION AG
3 patentsUS4488134ADec 11, 1984
Transformer with windings completely embedded in cast resin
TRANSFORMATOREN UNION AG33 citations89
US4540536ASep 10, 1985
Method of manufacturing transformer windings embedded in casting resin
TRANSFORMATOREN UNION AG23 citations79
US4349801ASep 14, 1982
Single-phase transformer with windings cast in casting resin
TRANSFORMATOREN UNION AG12 citations65
SEMITOOL INC
2 patentsUS6664197B2Dec 16, 2003
Process for etching thin-film layers of a workpiece used to form microelectronic circuits or components
SEMITOOL INC24 citations91
US6331490B1Dec 18, 2001
Process for etching thin-film layers of a workpiece used to form microelectric circuits or components
SEMITOOL INC25 citations91