DH

Darren Hall

BC Brantford Chemicals: 3 patents #6 of 26Top 25%
📍 Brantford, CA: #49 of 263 inventorsTop 20%
Overall (All Time): #1,264,400 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6690272 Front safety light for alerting braking conditions of a vehicle 2004-02-10
6080860 Methods of making ureas and guanidines including, terazosin, prazosin, doxazosin, tiodazosin, trimazosin, quinazosin and bunazosin (exemplary of 2-substituted quinazoline compounds), and meobentine, and bethanidine and intermediates therefor Khashayar Karimian, Keshava Murthy 2000-06-27
5686612 Methods of making ureas and guanidines, including terazosin, prazosin, doxazosin, tiodazosin, trimazosin, quinazosin, and bunazosin (exemplary of 2-substituted quinazoline compounds), and meobentine, and bethanidine and intermediates thereof Khashayar Karimian, Keshava Murthy 1997-11-11
5675006 Methods of making ureas and guanidines, including, terazosin, prazosin, doxazosin, tiodazosin, trimazosin, quinazosin, and bunazosin (exemplary of 2- substituted quinazoline compounds), and meobentine, and bethanidine and intermediates therefor Khashayar Karimian, Keshava Murthy 1997-10-07