P

Inventor

WEBER WALDEMAR

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

METALLGESELLSCHAFT AG

3 patents
US4029751AJun 14, 1977

Process for producing sulfuric acid

METALLGESELLSCHAFT AG25 citations81
US4333917AJun 8, 1982

Process of producing sulfuric acid

METALLGESELLSCHAFT AG16 citations71
US3963423AJun 15, 1976

Catalytic reactor having annular catalyst tray means

METALLGESELLSCHAFT AG9 citations68

ELLENSBERGER & POENSGEN GMBH

1 patent
US10424447B2Sep 24, 2019

Switching system

ELLENSBERGER & POENSGEN GMBH1 citations51

WEBER WALDEMAR

1 patent
US8766760B2Jul 1, 2014

Switchgear unit for switching high DC voltages

WEBER WALDEMAR1 citations45

TOPTICA PHOTONICS AG

1 patent
US9203204B2Dec 1, 2015

Optical frequency multiplication

TOPTICA PHOTONICS AG0 citations39