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ROELLGEN BERND

Overview
  • Total Patents
    11
About

ROELLGEN BERND has a total of 11 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Germany, EPO (European Patent Office) and United States. Its main competitors in its focus markets digital networks, computer technology and audio-visual technology are SHANGHAI ELECTRONIC CERTIFICATE AUTHORITY CENTER CO LTD, TrustPipe LLC and SYSLORE OY.

Patent filings in countries

World map showing ROELLGEN BERNDs patent filings in countries
# Country Total Patents
#1 Germany 9
#2 EPO (European Patent Office) 1
#3 United States 1

Patent filings per year

Chart showing ROELLGEN BERNDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Roellgen Bernd 8

Latest patents

Publication Filing date Title
DE102009050493A1 Block data encryption methods
DE102009039100A1 Method for initiation of session of two computers used together, involves starting manually or automatically of two computers, which are arranged in different local networks
DE102008027018A1 Method for securely inputting password in computer program running on multitasking operating system, involves performing renewed calculation of screen positions for characters in case of selection of characters and confirmation of selection
DE102004062967A1 Configuration method for devices in computer network involves sending specifications for change of settings by reading module whereby data can be supplemented by rules and guidelines known to the procedure
DE10044180A1 Key exchange for producing variable key for symmetrical encoding technique involves modular exponentiation of natural random numbers generated in two computers
DE19932769A1 Cryptographic method that can be changed during runtime
DE19909135A1 Flat identification device for applying to object has colored dots printed on fibrous substrate, with fluctuations of color at edges of dots detected by electronic image processing
DE19847247A1 Identification element for verifying item authenticity has stored authentification data provided by microscopic position markings and structured fields together with data provided by identification element separation edges
DE3603482A1 Adjustable semi-digital voltage control circuit