Helmuth Kleinert

SA Siemens Aktiengesellschaft: 2 patents #6,658 of 22,248Top 30%

Overall (All Time): #2,363,744 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4404650	Method and circuit arrangement for transmitting binary signals between peripheral units which are connected to one another via a central bus line system	—	1983-09-13
4304960	Teleprinter private branch exchange	—	1981-12-08