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USPTO Patent Rankings Data through Dec 31, 2025
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Helmut Salbaum — 3 Patents

U.S. Philips: 3 patents #1,751 of 8,851Top 20%
Königsee, DE: #9 of 37 inventorsTop 25%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Helmut Salbaum has been granted 3 US patents while listed as an inventor at U.S. Philips. The first was granted in 1990 and the most recent in October 2000. Helmut Salbaum ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Helmut Salbaum in Königsee, DE.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6131133 Data exchange interface that directly transmits control signals either to a microprocessor or a D.M.A. controller via a first and second control line respectively Rainer Mehling 2000-10-10
6125410 D.M.A. controller that determines whether the mode of operation as either interrupt or D.M.A. via single control line Harald Bauer, Friedrich Fruhwald 2000-09-26
4964168 Circuit for storing a speech signal in a digital speech memory Gunter Bierlein 1990-10-16