DU

Darrel F. Untereker

ME Medtronic: 22 patents #408 of 6,325Top 7%
AL Alza: 4 patents #143 of 419Top 35%
WO Warsaw Orthopedic: 1 patents #575 of 894Top 65%
📍 Cedar, MN: #1 of 31 inventorsTop 4%
🗺 Minnesota: #2,295 of 52,454 inventorsTop 5%
Overall (All Time): #144,425 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
11548974 Modified polyisobutylene-based polymers, methods of making, and medical devices Kimberly A. Chaffin, Xiangji Chen, Matthew Jolly, SuPing Lyu, Peter L. Thor +1 more 2023-01-10
10882945 Modified polyisobutylene-based polymers, methods of making, and medical devices Kimberly A. Chaffin, Xiangji Chen, Matthew Jolly, SuPing Lyu, Peter L. Thor +1 more 2021-01-05
9220888 Medical leads Kimberly A. Chaffin, Matthew Jolly, Adam J. Buckalew, Xiangji Chen, Thomas P. Grailer +1 more 2015-12-29
8280519 Method of maintaining wet-tantalum electrolytic capacitors John D. Norton, Ann M. Crespi 2012-10-02
8112158 Method of maintaining wet-tantalum electrolytic capacitors John D. Norton, Ann M. Crespi 2012-02-07
7318837 Customized alloys for stents Michael Krivoruchko, Joseph F. Lessar, Richard Francis, Matthew J. Birdsall, Jeffrey Allen 2008-01-15
7270679 Implants based on engineered metal matrix composite materials having enhanced imaging and wear resistance Naim Istephanous, Joseph F. Lessar, Greg Marik 2007-09-18
6621686 Implantable medical device having flat electrolytic capacitor formed with partially through-etched and through-hole punctured anode sheets Yan Jenn-Feng 2003-09-16
6409776 Implantable medical device having flat electrolytic capacitor formed with nonthrough-etched and through-hole punctured anode sheets Jenn-Feng Yan, Ann M. Crespi 2002-06-25
6159240 Rigid annuloplasty device that becomes compliant after implantation Randall V. Sparer, Elizabeth A. Ebner, Thomas P. Grailer, Brett Vegoe, Hong S. Shim +1 more 2000-12-12
5711761 Iontophoretic drug delivery Joseph B. Phipps, Gary A. Lattin 1998-01-27
5573503 Iontophoretic drug delivery Joseph B. Phipps, Gary A. Lattin 1996-11-12
5415628 Iontophorett drug delivery Joseph B. Phipps, Gary A. Lattin 1995-05-16
5395310 Iontophoresis electrode Joseph B. Phipps, Patrick Cahalan, Kenneth R. Brennen 1995-03-07
5135477 Iontophoretic drug delivery Joseph B. Phipps, Gary A. Lattin 1992-08-04
4846182 Method of preparing a fluid absorbent quantitative test device Eric J. Fogt, Marye S. Norenberg, Arthur J. Coury 1989-07-11
4761355 Electrochemical cells and cathode materials Paul M. Skarstad, Donald R. Merritt 1988-08-02
4747819 Iontophoretic drug delivery Joseph B. Phipps 1988-05-31
4744787 Iontophoresis apparatus and methods of producing same Joseph B. Phipps 1988-05-17
4694834 Gas sensor Mark E. Meyerhoff, Eric J. Fogt 1987-09-22
4456520 Porous rigid titanium disulfide electrodes for electrochemical cells and method for preparing same Gary M. Phillips 1984-06-26
4444193 Fluid absorbent quantitative test device Eric J. Fogt, Marye S. Norenberg, Arthur J. Coury 1984-04-24
4430397 Electrochemical cells 1984-02-07
4393125 Battery cathodes Paul M. Skarstad, Arthur J. Coury 1983-07-12
4278745 Cathode materials for electrochemical cells Paul M. Skarstad, Arthur J. Coury 1981-07-14