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USPTO Patent Rankings Data through Dec 31, 2025
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Christopher Feistel — 14 Patents

WAWavesense: 6 patents #1 of 5Top 20%
QUQualigen: 2 patents #11 of 20Top 60%
SDSmithkline Diagnostics: 1 patents #11 of 28Top 40%
Irvine, CA: #760 of 6,241 inventorsTop 15%
California: #43,920 of 386,348 inventorsTop 15%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Christopher Feistel has been granted 14 US patents while listed as an inventor at Wavesense. The first was granted in 1988 and the most recent in February 2021. Christopher Feistel ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Christopher Feistel in Irvine, CA, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
10927366 System and method for sequestering substances in bulk liquids 2021-02-23
D890362 Annular magnet housing Timothy M. Bruemmer, Bruce D. Irvine, Pawel Juraszek 2020-07-14
D886320 Fluid sequestration apparatus Timothy M. Bruemmer, Bruce D. Irvine 2020-06-02
10585101 Prostatic liquid biopsy for the detection of prostate cancer and benign prostatic hyperplasia 2020-03-10
10329554 System and method for sequestering substances in bulk liquids 2019-06-25
7390675 Multi-functional and configurable assay 2008-06-24
7371584 Multi-functional and configurable assay 2008-05-13
6991912 Systems and methods for performing magnetic chromatography assays 2006-01-31
6713271 Systems and methods for performing magnetic chromatography assays 2004-03-30
6426230 Disposable diagnostic device and method 2002-07-30
6300138 Methods for conducting tests Paul J. Gleason, Robert D. Miller, Rex O. Bare, Vijay Mahant, Glenn Walker 2001-10-09
6136549 systems and methods for performing magnetic chromatography assays 2000-10-24
4891104 Enzymatic electrode and electrode module and method of use Max D. Liston, Paul K. Hsei 1990-01-02
4750496 Method and apparatus for measuring blood glucose concentration Richard Reinhart, Fred Letterio, Peter Pugliese, Carl Ritter, Glenn Lubrano +1 more 1988-06-14