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

Dirk A. van der Merwe — 99 Patents

DPDeka Products Limited Parternship: 92 patents #11 of 379Top 3%
Canterbury, NH: #1 of 21 inventorsTop 5%
New Hampshire: #36 of 12,181 inventorsTop 1%
Overall (All Time): #14,805 of 4,157,543Top 1%
99 Patents All Time
Dirk A. van der Merwe has been granted 99 US patents while listed as an inventor at Deka Products Limited Parternship. The first was granted in 2013 and the most recent in December 2025. Dirk A. van der Merwe ranks #14,805 of 4,157,543 US inventors in our database (top 0.36%). Patent records list Dirk A. van der Merwe in Canterbury, NH, US.

Patents per Year

Patents granted per year, 2013 to 2025Bar chart with a peak of 17 patents in 2023.peak 172013: 2 patents20132014: 3 patents2015: 6 patents20152016: 4 patents2017: 7 patents20172018: 4 patents2019: 10 patents20192020: 9 patents2021: 9 patents20212022: 6 patents2023: 17 patents20232024: 9 patents2025: 13 patents2025

Issued Patents All Time

Showing 1–25 of 99 patents

Patent #TitleCo-InventorsDate
12502476 Apparatus for monitoring, regulating, or controlling fluid flow James D. Dale, Stephen L. Fichera, Larry B. Gray, Dean Kamen, Matthew J. Lanigan +2 more 2025-12-23
12465684 Apparatus for infusing fluid Dean Kamen, John M. Kerwin, Colin H. Murphy, Jonathan Parker, Daniel F. Pawlowski +4 more 2025-11-11
12442740 System and method for applying force to a device Christopher C. Langenfeld, Grant A. Peret, John C. Anastasiou, Jonathan Parker, Michael S. Baker 2025-10-14
12440401 Mobility device Susan D. Dastous, Daniel F. Pawlowski, David B. Doherty, Matthew A. Norris, Alexander D. Streeter +5 more 2025-10-14
12431231 Syringe pump Dean Kamen, Larry B. Gray, Jesse T. Bodwell, John M. Kerwin, Michael J. Baier 2025-09-30
12421952 Reciprocating diaphragm pumps for blood treatment systems and methods Michael J. Wilt, James D. Dale, Brian D. Tracey, Kevin L. Grant, Jason A. Demers +1 more 2025-09-23
12397097 Systems and methods for detecting vascular access disconnection Michael G. Norris, Michael A. Baker, Todd A. Ballantyne, Michael J. Wilt 2025-08-26
12365863 System and method for creating tissue Christopher C. Langenfeld, David D. B. Cannan, Dean Kamen, Jason A. Demers, Frederick Morgan +13 more 2025-07-22
12358133 Robotic surgery system, method, and apparatus Christopher C. Langenfeld, Michael J. Slate, Prashant Bhat, David D.B. Cannan, Keith D. Violette 2025-07-15
12286966 Modular valve apparatus and system Timothy D. Moreau, Richard J. Lanigan, Michael A. Baker, David Blumberg, JR. 2025-04-29
12232887 System, method and apparatus for orientation control Thomas A. Doyon 2025-02-25
12220507 Blood treatment systems and methods Kevin L. Grant, Michael J. Wilt, Todd A. Ballantyne, Jonathan P. Rosse, Catharine N. Flynn +1 more 2025-02-11
12220328 System and apparatus for robotic device and methods of using thereof Christopher C. Langenfeld, Stewart M. Coulter, Christopher M. Werner, Michael J. Slate, Ethan D. Stern 2025-02-11
12131826 Syringe pump and related method Dean Kamen, Larry B. Gray, Jesse T. Bodwell, John M. Kerwin, Stephen L. Fichera +2 more 2024-10-29
12080400 Syringe pump having a pressure sensor assembly Martin D. Desch, Larry B. Gray, Jesse T. Bodwell 2024-09-03
12029881 Apparatus for infusing fluid Dean Kamen, John M. Kerwin, Colin H. Murphy, Jonathan Parker, Daniel F. Pawlowski +4 more 2024-07-09
12024701 System and method for creating tissue Christopher C. Langenfeld, David D. B. Cannan, Dean Kamen, Jason A. Demers, Frederick Morgan +13 more 2024-07-02
12023285 Mobility device Susan D. Dastous, Daniel F. Pawlowski, David B. Doherty, Matthew A. Norris, Alexander D. Streeter +5 more 2024-07-02
12011375 Arm prosthetic device N. Christopher Perry, Christopher O. Evans, Stewart M. Coulter, Keith D. Violette, Thomas A. Doyon 2024-06-18
11981030 Robotic surgery system, method, and apparatus Christopher C. Langenfeld, Michael J. Slate, Prashant Bhat, David D.B. Cannan, Keith D. Violette 2024-05-14
11939566 System and method for creating tissue Christopher C. Langenfeld, David D. B. Cannan, Dean Kamen, Jason A. Demers, Frederick Morgan +13 more 2024-03-26
11927457 System and method for real time control of an autonomous device Arunabh Mishra, Christopher C. Langenfeld, Michael J. Slate, Christopher J. Principe, Gregory J. Buitkus +11 more 2024-03-12
D1008101 Trailer for autonomous delivery Christopher C. Langenfeld, Michael J. Slate, Sooshin Choi, Dean Kamen 2023-12-19
11826543 Syringe pump, and related method and system Dean Kamen, Larry B. Gray, Jesse T. Bodwell, John M. Kerwin, Michael J. Baier +3 more 2023-11-28
11828279 System for monitoring and controlling fluid flow in a hemodialysis apparatus Michael J. Wilt, James D. Dale, Brian D. Tracey, Kevin L. Grant, Jason A. Demers +1 more 2023-11-28