EDGAR GRETENER DR ING

Overview

About

EDGAR GRETENER DR ING has a total of 16 patent applications. Its first patent ever was published in 1949. It filed its patents most often in Germany. Its main competitors in its focus markets optics, electrical machinery and energy and audio-visual technology are EDGAR GRETENER, GRETENER EDGAR DR ING and LAB PARTNERS ASS INC.

Patent filings in countries

#	Country	Total Patents
#1	Germany	16

#	Industry
#1	Optics
#2	Electrical machinery and energy
#3	Audio-visual technology
#4	Control
#5	Digital networks
#6	Packaging and shipping
#7	Telecommunications

#	Technology
#1	Special electric heating or lighting
#2	Television
#3	Photosensitive materials
#4	Cameras
#5	Digital information transmission
#6	Cryptography
#7	Containers for goods storage
#8	Transmission systems
#9	Lighting device details
#10	Systems controlling non-electric variables

Publication	Filing date	Title
DE1002258B	1954-10-07	Selectively acting reflector, especially for light sources for projection purposes
DE881060C	1950-09-26	Secrecy device for telegraph operation