Fritz Hartmann Geratebau GmbH & Co. KG

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G06C DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY 13
 
 
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5274217 Keyboard having keys with different heightsOct 08, 91Dec 28, 93[G06C, H01H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5669489 Coding deviceExpiredJul 26, 96Sep 23, 97[H01H]
5013250 Multi-pole connector plugExpiredDec 15, 89May 07, 91[H01R]

Top Inventors for This Owner

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