Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HH

Hans Hilpert

Hoffmann-La Roche: 76 patents #9 of 3,238Top 1%
SSSiena Biotech S.P.A.: 5 patents #4 of 40Top 10%
BABasilea Pharmaceutica Ag: 4 patents #18 of 98Top 20%
FAF. Hoffmann-La Roche Ag: 2 patents #106 of 425Top 25%
DADegussa Ag: 2 patents #606 of 2,007Top 35%
DADegussa-Huels Ag: 1 patents #156 of 473Top 35%
HRHofmann-La Roche: 1 patents #2 of 42Top 5%
RVRoche Vitamins: 1 patents #92 of 198Top 50%
Münchenstein, CH: #1 of 85 inventorsTop 2%
Overall (All Time): #19,205 of 4,157,543Top 1%
87 Patents All Time

Issued Patents All Time

Showing 76–87 of 87 patents

Patent #TitleCo-InventorsDate
5670653 Process for the manufacture of (4,5)-trans-oxazolidines 1997-09-23
5641886 Process for preparation of N-tert.butyl-decahydro-2-[2(R)-hydroxy-4-phenyl-3(S)-phthalimidobutyl]-( 4AS,8AS)-isoquinoline-3(S)-carboxamide 1997-06-24
5591885 Process for the preparation of halogenated .alpha.-aminoketone compounds 1997-01-07
5578730 Process for producing .beta.-aminoalcohols compounds 1996-11-26
5523463 Method of producing halogenated and alpha-aminoalchohols 1996-06-04
5516930 Intermediates in the production beta aminoalcohols 1996-05-14
5512688 Sulphonic acid esters which are useful as intermediates in the production of .beta.aminoalcohols 1996-04-30
5512682 Nitrile compounds useful as intermediates in the production of beta amino alcohols 1996-04-30
5502210 1H-isoindole-1,3-dione compounds 1996-03-26
5495025 Isoindole compounds which are useful as intermediates 1996-02-27
5455353 4-(benzyl-2-oxo-oxazolidin-5 ylmethyl)N tertbutyl-decahydroisoquinoline-3-carboxamides 1995-10-03
5321166 Method for the production of aldehydes 1994-06-14