Theodor Stein — 2 Patents at Schering

Theodor Stein has been granted 2 US patents while listed as an inventor at Schering. The first was granted in 1985 and the most recent in February 1994. Theodor Stein ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Theodor Stein in Kamen, DE.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5288406	Process for biologically purifying waste waters	—	1994-02-22
4548715	Process for aeration of effluents in equalizing and reservoir basins	—	1985-10-22

Theodor Stein — 2 Patents

Issued Patents All Time

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