SL

Spencer Lin

SD Siemens Healthcare Diagnostics: 9 patents #38 of 659Top 6%
DB Dade Behring: 4 patents #16 of 163Top 10%
BH Bayer Healthcare: 1 patents #4,623 of 8,007Top 60%
📍 Walnut Creek, CA: #130 of 1,300 inventorsTop 10%
🗺 California: #43,449 of 386,348 inventorsTop 15%
Overall (All Time): #335,581 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12379386 Antibodies to 25-hydroxyvitamin D2 and D3 for detecting total 25-hydroxyvitamin D Niver Sahakian, Bruce A. Campbell, James Vincent Freeman, Qimu Liao, Ramon A. Evangelista 2025-08-05
12174178 Quantitation of functional groups on solid supports Christopher Reamer, Ryan Spears 2024-12-24
12167255 Non-recombinant human insulin-like growth factor binding protein concentrate Kwasi Osae-Kwapong, Omar Quraishi, Seema Sinha, Michele Smith, SunRay DiFrancesco +4 more 2024-12-10
11815517 Antibodies to 25-hydroxyvitamin D2 and D3 Niver Sahakian, Bruce A. Campbell, James Vincent Freeman, Qimu Liao, Ramon A. Evangelista 2023-11-14
11609228 Quantitation of functional groups on solid supports Christopher Reamer, Ryan Spears 2023-03-21
11209425 Quantitation of functional groups on solid supports Christopher Reamer, Ryan Spears 2021-12-28
10837973 Method for detecting total 25-hydroxyvitamin D using antibodies to 25-hydroxyvitamin D2 and D3 Niver Sahakian, Bruce A. Campbell, James Vincent Freeman, Qimu Liao, Ramon A. Evangelista 2020-11-17
8785603 Antibodies to 25-hydroxyvitamin D2 and D3 and uses thereof Niver Sahakian, Bruce A. Campbell, James Vincent Freeman, Qimu Liao, Ramon A. Evangelista 2014-07-22
7713474 Liquid permeable composition in dry reagent devices Lloyd Schulman, Michael J. Pugia, Karlheinz Hildenbrand 2010-05-11
6187268 Transparent flow through membrane for dry reagent analytical devices James P. Albarella, Karl HILDENBRAND, Michael J. Pugia, Lloyd Schulman 2001-02-13
6121056 Random detection of antigens with antibodies immobilized on soluble submicron particles Fred Moll, Charles Ferzli, Pratap Singh 2000-09-19
6083708 Polypeptide: dendrimer complexes Pratap Singh, Fred Moll 2000-07-04
5898005 Rapid detection of analytes with receptors immobilized on soluble submicron particles Pratap Singh, Fred Moll, Peter Cronin, Charles Ferzli, Kent Koski +1 more 1999-04-27
5861319 Immobilization of specific binding assay reagents Kwok S. Yu, Pratap Singh, Steven E. Diamond 1999-01-19