Walter Sturm has been granted 7 US patents while listed as an inventor at AT&T . The first was granted in 1986 and the most recent in April 2024. Walter Sturm ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Walter Sturm in Hanau, ON, DE.
Patents per Year Patents granted per year, 1986 to 2024 Bar chart with a peak of 1 patents in 1986. peak 1 1986: 1 patents 1986 1987: 1 patents 1987 1991: 1 patents 1991 1994: 1 patents 1994 1998: 1 patents 1998 2009: 1 patents 2009 2024: 1 patents 2024
Issued Patents All Time
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Showing 1–7 of 7 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
11947637 Authorization of access rights licenses — 2024-04-02
$60,838,000
7562153 Method and apparatus for content distribution network brokering and peering Alexandros Biliris , Charles D. Cranor , Frederick Douglis , Cooper Nelson , Michael Rabinovich +2 more 2009-07-14
$45,351,000
5819160 Programmable radio subscription system for receiving selectively defined information Mark Jeffrey Foladare , Shelley B. Goldman , David Phillip Silverman 1998-10-06
5315260 Apparatus for converting an AC component of a signal to a square wave Hermann Link 1994-05-24
5007503 Ladder levelling device with locking means — 1991-04-16
4644166 Sensor for testing light and weather resistance of samples Helmut Becker , Jurgen Witt , Werner Fritz , Ursula Eysholt 1987-02-17
4618776 Light and weather resistance sensing system with a sensed signal transmission channel Helmut Becker , Jurgen Witt , Werner Fritz , Ursula Eysholdt 1986-10-21
