Inventor

ESSER HILDEGARD

DE3 patents

⚠️ This page may combine multiple inventors who share the name “ESSER HILDEGARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PHILIPS CORP

2 patents

US4994679AFeb 19, 1991

Method of measuring the eccentricity of a waveguide embedded in a cylindrical connector pin

PHILIPS CORP11 citations66

US5045678ASep 3, 1991

Method of and arrangement for determining the position of the optical axis of an optical waveguide

PHILIPS CORP12 citations64

ESSER HILDEGARD

1 patent

US4883954ANov 28, 1989

Method of measuring optical radiation energy reflected by a reflection area

ESSER HILDEGARD12 citations65