Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SL

Siegfried Liedauer — 8 Patents

BABorealis Ag: 7 patents #144 of 611Top 25%
Leonding, AT: #15 of 158 inventorsTop 10%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Siegfried Liedauer has been granted 8 US patents. The first was granted in 2013 and the most recent in September 2024. Siegfried Liedauer ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Siegfried Liedauer in Leonding, AT.

Patents per Year

Patents granted per year, 2013 to 2024Bar chart with a peak of 4 patents in 2013.peak 42013: 4 patents20132014: 2 patents20142016: 1 patents20162024: 1 patents2024

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
12084565 Composition containing recycled materials for pipes Franz Ruemer, Luca Boragno, Stefan Schiesser, Guenter Dreiling, Christian Hollsten +2 more 2024-09-10
9371702 Well tubings with polymer liners Martin Anker, Markus Oberndorfer, Karin Thayer 2016-06-21
8895123 Polyolefin multilayer pipe Carl-Gustaf Ek, Hans Fredrik SANDBERG, James McGoldrick 2014-11-25
8722807 Polymer composition for injection moulding Mats Bäckman, James McGoldrick, Bo Hovgard, David Walton 2014-05-13
8461267 Propylene polymers with improved properties James McGoldrick, Franz Ruemer, Stefan Schiesser 2013-06-11
8415447 Polyolefin coated steel pipes Cecilia Rydin, James McGoldrick, Tony Lindstroem 2013-04-09
8394475 Industrial polyolefin piping system James McGoldrick, Carl-Gustaf Ek 2013-03-12
8389089 Propylene polymer pipes for pipelines James McGoldrick, Carl-Gustaf Ek 2013-03-05