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SILL FRANZ GMBH

Overview
  • Total Patents
    27
About

SILL FRANZ GMBH has a total of 27 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Germany, EPO (European Patent Office) and Australia. Its main competitors in its focus markets electrical machinery and energy, environmental technology and optics are PR LIGHTING LTD, SYLVAN R SHEMITZ DESIGNS INC and Hongli lighting group co ltd.

Patent filings in countries

World map showing SILL FRANZ GMBHs patent filings in countries

Patent filings per year

Chart showing SILL FRANZ GMBHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Rahn Erhard 21
#2 Siara Klaus 4
#3 Stoeckel-Menzel Werner Ing Gra 1
#4 Grintzewitsch Georg 1
#5 Siara Klaus Dipl-Ing 1
#6 Waldmann Harry 1
#7 Fischer Juergen 1
#8 Stara Klaus 1
#9 Sand Thomas 1
#10 Feldmann Ralf 1

Latest patents

Publication Filing date Title
DE102011003411B3 LED light
DE102010006248B3 LED facade spotlight
DE10216085A1 Color changing spotlights
DE19803774A1 Device for attaching components - in particular lights and surveillance cameras - to masts
DE19609262A1 Ceiling light
DE4211163A1 High-power floodlight with optimal heat dissipation - has resilient coupling between hottest parts of lamp bases and pressure-cast aluminium rods protruding from finned rear of housing
EP0389408A1 Axially symmetrical high-power projector for metal-vapour halogen lamps
DE4005355A1 LIGHT, IN PARTICULAR DISPLAY SPOTLIGHTS
DE3610511A1 Indirectly emitting light, in particular for a high-pressure discharge lamp
DE3525425A1 Indirectly radiating luminaire
DE3249401A1 Recessed ceiling luminaire
DE3238876A1 Built-in ceiling lamp
DE3238870A1 Holding device for a built-in ceiling lamp
DE3113322A1 Large-area emitter
DE3040583A1 High output automobile headlight - has stabilising fork extending from current rod engaging front end of lamp envelope
DE2717245A1 Halogen bulb wall lamp in square case - has starter and holder units removed backwards for easy bulb change
DE2647984A1 Light fitting for high pressure discharge lamp - has single screw connection for electrical components and feed cable plug
DE2643200A1 Open light fitting with reflector - has flexible reflector parts readily removed for replacing with clean ones
DE2640263A1 High pressure discharge lamp light fitting - has upwards directed conical reflector and transparent cover for downwards directed light
DE2349574A1 Spherical lighting unit for halogen lamp - with high-power lamp in rotation and rocking unit and rotation axle passing through sphere