Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
OH

Olaf Hansen — 20 Patents

BCBayer Cropscience: 11 patents #127 of 1,202Top 15%
BHBayer Healthcare: 3 patents #2,574 of 8,007Top 35%
BGBayer Animal Health Gmbh: 1 patents #48 of 143Top 35%
SLShear Kershman Laboratories: 1 patents #5 of 6Top 85%
TIThe Kitasato Institute: 1 patents #69 of 172Top 45%
Düsseldorf, DE: #29 of 1,229 inventorsTop 3%
Overall (All Time): #214,803 of 4,157,543Top 6%
20 Patents All Time
Olaf Hansen has been granted 20 US patents while listed as an inventor at Bayer Cropscience. The first was granted in 2003 and the most recent in August 2025. Olaf Hansen ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Olaf Hansen in Düsseldorf, DE.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12396935 Reduced odor formaldehyde-containing antiseptic lotion Alvin Kershman, Jeff Shear, Doreen Linze 2025-08-26
11278022 Spot-on active substance formulation Rudy Thoma 2022-03-22
10271553 Spot-on active substance formulation Rudy Thoma 2019-04-30
9925167 Agents for the control of parasites on animals Jochen Kalbe 2018-03-27
7728011 Dermally applicable liquid formulations for controlling parasitic insects on animals Kirkor Sirinyan, Hubert Dorn, Martin Gilges 2010-06-01
7419936 Optically active 2,5-bisaryl-Δ1-pyrrolines and their use as pest control agents Andrew Plant, Thomas Geller, Bernd Gallenkamp, Rolf Grosser, Albrecht Marhold +2 more 2008-09-02
7417150 Azoles having an insecticidal action Peter Jeschke, Michael Edmund Beck, Wolfgang Kramer, Detlef Wollweber, Andreas Turberg +3 more 2008-08-26
7186722 2-heteroaryl-3,4-dihydro-2h-pyrrole derivatives and the use thereof as pesticides Andrew Plant, Rüdiger Fischer, Thomas Seitz, Christoph Erdelen, Andreas Turberg 2007-03-06 $1,330,000
7179806 Δ1-pyrrolines used as pesticides Andrew Plant, Thomas Seitz, Johannes-Rudolf Jansen, Christoph Erdelen, Andreas Turberg 2007-02-20 $1,683,000
7115603 A1-pyrrolines Christoph Erdelen, Martin Fusslein, Johannes-Rudolf Jansen, Udo Kraatz, Andreas Turberg +1 more 2006-10-03 $1,033,000
7074785 Δ1-pyrrolines used as pesticides Thomas Seitz, Martin Fusslein, Johannes-Rudolf Jansen, Udo Kraatz, Andreas Turberg +1 more 2006-07-11 $1,392,000
6995185 Δ1-pyrrolines used as pesticides Johannes-Rudolf Jansen, Andrew Plant, Bernd Alig, Udo Kraatz, Gerhard Thielking +2 more 2006-02-07 $716,000
6927215 Heterocyclic fluoroalkenyl thioethers and the use thereof as pesticides (I) Udo Kraatz, Bernd Gallenkamp, Heiko Rieck, Albrecht Marhold, Peter Wolfrum +5 more 2005-08-09 $618,000
6908937 Heterocyclic fluoroalkenyl thioethers (II) Udo Kraatz, Bernd Gallenkamp, Albrecht Marhold, Peter Wolfrum, Wolfram Andersch +3 more 2005-06-21 $1,078,000
6838462 Insecticidal azoles Peter Jeschke, Michael Edmund Beck, Wolfgang Kramer, Detlef Wollweber, Andreas Turberg +3 more 2005-01-04 $366,000
6710045 Heterocyclic fluoroalkenyl thioethers and the use thereof as pesticides (IV) Udo Kraatz, Bernd Gallenkamp, Albrecht Marhold, Peter Wolfrum, Wolfram Andersch +3 more 2004-03-23 $334,000
6683028 Cyclic guanidine derivatives and their use as pesticides Klaus Wagner, Christoph Erdelen, Andreas Turberg, Norbert Mencke 2004-01-27 $641,000
6630569 Ectoparasiticide agents Peter Jeschke, Andreas Turberg, Norbert Mencke 2003-10-07 $374,000
6605595 Avermectin derivatives Satoshi Omura, Toshiaki Sunazuka, Andreas Turberg, Georg von Samson-Himmelstjerna, Achim Harder 2003-08-12
6518296 Substituted 3-thiocarbamoylpyrazoles Bernd Alig, Albrecht Marhold, Jörn Stölting, Wolfgang Gau, Christoph Erdelen +2 more 2003-02-11 $351,000