Inventor

NEUMANN WALTER

DE5 patents

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

CIBA GEIGY CORP

2 patents

US4920184AApr 24, 1990

Hydrophilic silicone rubber article and process for its preparation

CIBA GEIGY CORP70 citations95

US4853453AAug 1, 1989

Modified silicone rubber and its use as a material for optical lenses and optical lenses made from this material

CIBA GEIGY CORP34 citations91

NEUMANN WALTER

2 patents

US4612117ASep 16, 1986

Liquid filter

NEUMANN WALTER8 citations68

US8464566B2Jun 18, 2013

Method of manufacturing a valve housing

NEUMANN WALTER1 citations45

LUCENT TECHNOLOGIES INC

1 patent

US5544314AAug 6, 1996

Hierarchical network management system

LUCENT TECHNOLOGIES INC23 citations85