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USPTO Patent Rankings Data through Dec 31, 2025
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Hellmut Boden — 4 Patents

WGWerner & Pfleiderer Gmbh: 4 patents #8 of 114Top 8%
KGKernforschungszentrum Karlsruhe Gmbh: 1 patents #129 of 363Top 40%
Mühlacker, DE: #41 of 190 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Hellmut Boden has been granted 4 US patents while listed as an inventor at Werner & Pfleiderer Gmbh. The first was granted in 1981 and the most recent in August 1994. Hellmut Boden ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Hellmut Boden in Mühlacker, DE.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5338112 Process and apparatus for two stage treatment of plastic materials Eberhard Uhland, Hans Wobbe 1994-08-16
5310256 Apparatus for mixing and processing plastic material including a delivery pump 1994-05-10
4460499 Method for encapsulating radioactive waste concentrates into non-deformable asphalt in a manner ready for ultimate disposal 1984-07-17
4252667 Method for placing radioactive wastes mixed with bitumen into containers Winfried Stegmaier, Wolfgang Kluger, Fritz W. Schneider 1981-02-24