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USPTO Patent Rankings Data through Dec 31, 2025
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Mark E. Larkin — 68 Patents

Abbott: 56 patents #45 of 5,509Top 1%
UNUnknown: 4 patents #4,220 of 83,584Top 6%
Lindenhurst, IL: #3 of 254 inventorsTop 2%
Illinois: #429 of 84,256 inventorsTop 1%
Overall (All Time): #30,786 of 4,157,543Top 1%
68 Patents All Time
Mark E. Larkin has been granted 68 US patents while listed as an inventor at Abbott. The first was granted in 1981 and the most recent in June 2005. Mark E. Larkin ranks #30,786 of 4,157,543 US inventors in our database (top 0.74%). Patent records list Mark E. Larkin in Lindenhurst, IL, US.

Issued Patents All Time

Showing 1–25 of 68 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6906709 Visualizing security incidents in a computer network Anita D. D'Amico 2005-06-14
5961497 Connection device with pre-slit seal 1999-10-05 $116,966,000
5951863 Water purification using reverse osmosis device for formulation of medical solution Robert J. Kruger, Warren P. Frederick, R. Hayes Helgren, Joaquin Mayoral, Brad A. Schmolesky +2 more 1999-09-14 $97,731,000
5743886 Sequential medical fluid aspiration and injection system and method Lawrence A. Lynn 1998-04-28
5643218 Auto-flushing medical fluid injection system Lawrence A. Lynn 1997-07-01
5549569 Ex vivo blood isolation system Lawrence A. Lynn 1996-08-27
5507733 Securable collar for fluid connector David E. Kramer, Warren P. Frederick 1996-04-16 $23,095,000
5498338 Peritoneal dialysis system using reverse osmosis purification device Robert J. Kruger, Warren P. Frederick, R. Hayes Helgren, Joaquin Mayoral, Brad A. Schmolesky +2 more 1996-03-12 $37,706,000
5437650 Securing collar for cannula connector Dvid E. Kramer, Warren P. Frederick 1995-08-01 $75,572,000
5405340 Threaded securing apparatus for flow connectors Frank R. Fageol, Peter Kessenich 1995-04-11 $57,610,000
5352364 Medical drug formulation and delivery system and reverse osmosis purification device Robert J. Kruger, Warren P. Frederick, Joaquin Mayoral, Sheldon M. Wecker 1994-10-04 $46,850,000
5328041 Two piece stopper for blunt fluid connector William J. Hook 1994-07-12 $56,699,000
5312547 Medical drug formulation and reverse osmosis purification device Robert J. Kruger, Warren P. Frederick, William J. Hook, Joaquin Mayoral, Roman W. Siczek +2 more 1994-05-17 $42,829,000
5279571 Access site for fluid delivery system 1994-01-18 $58,964,000
5248306 Axial retainer for flow connectors John C. Clark, William J. Hook 1993-09-28 $21,293,000
5215538 Connector-activated in-line valve 1993-06-01 $176,832,000
5190525 Drug infusion manifold Timothy J. Oswald, Lois L. Caron, William L. Rudzena, Edward S. Tripp 1993-03-02 $46,325,000
5171214 Drug storage and delivery system Chris M. Kolber, Peter L. Bryant, Peter Karas, John S. Ziegler 1992-12-15 $81,283,000
5151090 Syringe and needle guard assembly Robert Best, Juergen H. Zaha 1992-09-29 $47,849,000
5137524 Universal intravenous connector with dual catches Lawrence A. Lynn 1992-08-11
5125522 Enteral delivery set assembly Paul A. Pezzoli, Thomas P. Joyce 1992-06-30 $72,447,000
5085643 Syringe, adaptor, and check valve combination for parenteral infuser John E. Ogden, Dale V. Moeller 1992-02-04 $26,540,000
5071404 Injection site Richard W. Grabenkort 1991-12-10 $22,230,000
5056946 Combination golf club and golf ball cleaning system 1991-10-15
D310881 Spike transfer housing for use in peritoneal dialysis or the like Robert G. Bergen 1990-09-25