Ortwin Hahn — 8 Patents at Unknown

Ortwin Hahn has been granted 8 US patents while listed as an inventor at Unknown. The first was granted in 1981 and the most recent in March 2001. Ortwin Hahn ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Ortwin Hahn in Paderborn, DE.

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #	Title	Co-Inventors	Date
6199271	Method and apparatus for joining metal sheets and the like	Volker Schulte	2001-03-13
5379155	Axial-symmetric joint of high thermal load capacity	Norbert Goetschmann	1995-01-03
4915609	Sintering device for blanks of foamable plastics with undercuts	Gottfried Wimmer	1990-04-10
4800050	Adaptive control process for foaming and fusing plastics	Johannes Egon Hümmler	1989-01-24
4725389	Method for foaming and sintering of foaming plastic	Mohamed Tiba	1988-02-16
4615849	Method and device for sintering differing molded parts in particular from various types of foaming plastic in particular	—	1986-10-07
4482306	Process and device for the production of essentially dry moldings made from foamed thermoplastic, e.g. polystyrol	—	1984-11-13
4266928	Filling device for introducing pre-foamed post-expandable thermoplastics into molds for the production of moldings	Richard Weidner	1981-05-12

Ortwin Hahn — 8 Patents

Issued Patents All Time

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