TW

Tilak Wijesekera

S( Sun Company, Inc. (R&M): 8 patents #6 of 33Top 20%
S( Sunoco, Inc. (R&M): 6 patents #3 of 52Top 6%
UC University Of British Columbia: 5 patents #109 of 1,308Top 9%
SH Sun Housing: 4 patents #3 of 11Top 30%
Rohm And Haas: 2 patents #861 of 2,359Top 40%
SU Sunoco: 1 patents #3 of 16Top 20%
SA Sandoz Ag: 1 patents #497 of 1,103Top 50%
📍 Vancouver, CA: #97 of 5,070 inventorsTop 2%
Overall (All Time): #147,878 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
7034192 Method for removal of acetol from phenol 2006-04-25
7002048 Method for removal of acetol from phenol Manoj V. Bhinde 2006-02-21
6388144 Method for reducing methylbenzofuran levels in high purity phenol Scott R. Keenan 2002-05-14
6169202 Wells-Dawson type heteropolyacids, their preparation and use as oxidation catalysts James E. Lyons, Paul E. Ellis, Jr. 2001-01-02
6060419 Wells-Dawson type heteropolyacids, their preparation and use as oxidation catalysts James E. Lyons, Paul E. Ellis, Jr. 2000-05-09
5990363 Method for oxidizing alkanes using novel porphyrins synthesized from dipyrromethanes and aldehydes James E. Lyons, Paul E. Ellis, Jr. 1999-11-23
5981424 Catalysts for hydroxylation and ammination of aromatics using molecular oxygen as the terminal oxidant without coreductant Vincent A. Durante, Swati Karmakar 1999-11-09
5962752 Leached alumina vanadyl catalysts for hydroxylation of aromatics using molecular oxygen as the terminal oxidant without coreductant Vincent A. Durante, Swati Karmakar 1999-10-05
5952532 Hydroxylation of aromatics using molecular oxygen as the terminal oxidant without coreductant Vincent A. Durante, Swati Karmakar 1999-09-14
5861536 Oxidative ammination of benzene to aniline using molecular oxygen as the terminal oxidant Vincent A. Durante, Swati Karmakar 1999-01-19
5770728 Alkane oxidation with porphyrins and metal complexes thereof having haloalkyl side chains James E. Lyons, Paul E. Ellis, Jr., Manoj V. Bhinde 1998-06-23
5767272 Method of preparing meso-haloalkylporphyrins James E. Lyons, Paul E. Ellis, Jr., Manoj V. Bhinde 1998-06-16
5760217 Porphyrins and their synthesis from dipyrromethanes and aldehydes James E. Lyons, Paul E. Ellis, Jr. 1998-06-02
5726304 Porphocyanine and CNC-expanded porphyrins Hang Tang, Lily Xie, David Dolphin, Ross W. Boyle 1998-03-10
5723677 Method for hydroperoxide decomposition using novel porphyrins synthesized from dipyrromethanes and aldehydes James E. Lyons, Paul E. Ellis, Jr. 1998-03-03
5608054 Porphyrins and metal complexes thereof having haloalkyl side chains James E. Lyons, Paul E. Ellis, Jr., Manoj V. Bhinde 1997-03-04
5599948 Substituted dipyrromethanes and their preparation 1997-02-04
5571908 Porphyrins James E. Lyons, Paul E. Ellis, Jr. 1996-11-05
5536844 Substituted dipyrromethanes and their preparation 1996-07-16
5512675 Methods for preparing porphyrin-like compounds Hang Tang, Lily Xie, David Dolphin 1996-04-30
5502211 Substituted dipyrromethanes and their preparation 1996-03-26
5405957 Wavelength-specific photosensitive compounds and expanded porphyrin-like compounds and methods of use Hang Tang, Lily Xie, David Dolphin 1995-04-11
5308608 Photosensitizing Diels-Alder porphyrin derivatives David Dolphin, Paul Y. Hin 1994-05-03
5241062 Synthetic route to meso-tetra hydrocarbyl or substituted hydrocarbyl porphyrins and derivatives Richard W. Wagner 1993-08-31
5149708 Photosensitizing Diels-Alder porphyrin derivatives David Dolphin, Paul Y. Hin 1992-09-22