Helmut Glietenberg — 3 Patents at Basf Se

Helmut Glietenberg has been granted 3 US patents while listed as an inventor at Basf Se. The first was granted in 1980 and the most recent in December 1999. Helmut Glietenberg ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Helmut Glietenberg in Ludwigshafen, DE.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6005122	Preparation of .alpha.-tocopherol or .alpha.-tocopheryl acetate by reacting trimethylhydroquinone and phytol or isophytol, with recycling of the zinc halide condensation catalyst	Kai-Uwe Baldenius, Wulf Kaiser, Bernhard Bockstiegel, Harald Laas, Bernhard Schulz +1 more	1999-12-21
4392984	Olefin oligomerization catalysts and a process for their preparation	Heinz Engelbach, Werner Steigleiter	1983-07-12
4192807	Manufacture of .gamma.-butyrolactone from maleic anhydride	Franz J. Broecker, Gerd Duembgen, Ernest Miesen, Matthias Schwarzmann	1980-03-11

Helmut Glietenberg — 3 Patents

Issued Patents All Time

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