HG

Hans-Joachim Grallert

SA Siemens Aktiengesellschaft: 10 patents #1,051 of 22,248Top 5%
📍 Puchheim, DE: #28 of 345 inventorsTop 9%
Overall (All Time): #527,964 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5224128 Method and circuit arrangement for monitoring the operating condition of an electro-optical transmission system 1993-06-29
5151902 Method and apparatus for quality monitoring of at least two transmission sections of a digital signal transmission link 1992-09-29
5095482 Method of and apparatus of individually monitoring transmission sections of a communications transmission link 1992-03-10
4658239 Differential pulse code modulation coder 1987-04-14
4651194 Arrangement for multiplexing luminance and chrominance code words of variable length Werner Liegl 1987-03-17
4612573 Method for clock rate conversion Alexander Starck 1986-09-16
4569058 Transmission system 1986-02-04
4540973 Quantizer for a DPCM encoder 1985-09-10
4541102 High-speed difference pulse code modulation coder 1985-09-10
4536880 Digital DPCM-coder having a high processing speed 1985-08-20