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USPTO Patent Rankings Data through Dec 31, 2025
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Daniel Prows — 6 Patents

COCollagen: 3 patents #26 of 84Top 35%
MPMatrix Pharmaceutical: 3 patents #4 of 14Top 30%
Santa Clara, CA: #2,690 of 9,301 inventorsTop 30%
California: #94,478 of 386,348 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Daniel Prows has been granted 6 US patents while listed as an inventor at Collagen. The first was granted in 1989 and the most recent in October 1999. Daniel Prows ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Daniel Prows in Santa Clara, CA, US.

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5968355 Apparatus for aseptic vortex flow concentration Richard Lee, Louis Fries 1999-10-19 $4,622,000
5925246 Apparatus for aseptic vortex flow concentration Richard Lee, Louis Fries 1999-07-20 $3,179,000
5874006 Aseptic collagen concentration process Richard Lee, Louis Fries 1999-02-23 $441,000
5823671 Apparatus and method of mixing materials in a sterile environment Mark E. Mitchell, Philip R. Palin 1998-10-20 $785,000
5123925 Gamma irradiation of collagen/mineral mixtures Thomas L. Smestad, George H. Chu, Diana M. Hendericks, Debera Brown 1992-06-23 $2,727,000
4865602 Gamma irradiation of collagen/mineral mixtures Thomas L. Smestad, George H. Chu, Diana Hendricks 1989-09-12 $1,977,000