YS

Yuen-Lung L. Sing

GS G.D. Searle: 11 patents #125 of 659Top 20%
MT Monsanto Technology: 6 patents #189 of 1,657Top 15%
Rohm And Haas: 3 patents #655 of 2,359Top 30%
PH Pharmacia: 1 patents #257 of 528Top 50%
PI Pharmacia Corporation (Of Pfizer, Inc.): 1 patents #1 of 42Top 3%
📍 Chesterfield, MO: #194 of 6,461 inventorsTop 4%
🗺 Missouri: #684 of 23,789 inventorsTop 3%
Overall (All Time): #198,390 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
7129345 Keto-substituted steroid compounds John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +9 more 2006-10-31
7112669 Processes for preparation of 9,11-epoxy steroids and intermediates useful therein John S. Ng, Chin Liu, Dennis K. Anderson, Jon P. Lawson, Joseph Wieczorek +9 more 2006-09-26
7038040 Process for preparation of 9, 11-epoxy steroids and intermediates useful therein John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +9 more 2006-05-02
6953851 Processes for preparation of 9,11-epoxy steroids and intermediates useful therein John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +9 more 2005-10-11
6887991 Processes for preparation of 9, 11-epoxy steroids and intermediates useful therein John S. Ng, Chin Liu, Dennis K. Anderson, Jon P. Lawson, Joseph Wieczorek +9 more 2005-05-03
6630587 Processes for preparation of 9,11-epoxy steroids and intermediates useful therein John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +9 more 2003-10-07
6610844 Processes for preparation of 9,11-epoxy steroids and intermediates useful therein John S. Ng, Chin Liu, Dennis K. Anderson, Jon P. Lawson, Joseph Wieczorek +9 more 2003-08-26
6586591 Process for preparation of 9,11-epoxy steroids and intermediates useful therein John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +9 more 2003-07-01
6335441 5&bgr;-cyano-substituted steroid compounds John S. Ng, Chin Liu, Dennis K. Anderson, Jon P. Lawson, Bernhard Erb +5 more 2002-01-01
6331622 Processes for preparation of 9, 11-epoxy steroids and intermediates useful therein John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +9 more 2001-12-18
6258946 Keto-Substituted Steroid Compounds John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +9 more 2001-07-10
6180780 Processes for preparation of 9,11-epoxy steroids and intermediates useful therein John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +9 more 2001-01-30
5981744 Processes for preparation of 9,11-epoxy steroids and intermediates useful therein John S. Ng, Ping T. Wang, Julio A. Baez, Chin Liu, Dennis K. Anderson +7 more 1999-11-09
5773389 Substituted 2,6-substituted pyridine compounds Len F. Lee 1998-06-30
5424274 Substituted 2,6-substituted pyridine compounds Len F. Lee 1995-06-13
5380699 Substituted pyridine compounds useful as herbicidal agents Len F. Lee, Sai Chi Wong 1995-01-10
5298479 Substituted pyridine compounds which have herbicidal utility Len F. Lee, Sai Chi Wong 1994-03-29
5260262 Substituted pyridine compounds having herbicidal activity Len F. Lee, Sai Chi Wong 1993-11-09
5219824 Substituted 2,6-substituted pyridine compounds useful as herbicides Len F. Lee 1993-06-15
5100461 Substituted 2,6-substituted pyridine compounds having herbicidal activity Len F. Lee 1992-03-31
4988384 Penta-substituted pyridine compounds, herbicidal compositions and herbicidal method of use Len F. Lee 1991-01-29
4826532 Substituted 2,6-substituted pyridine compounds Maria L. Miller, Len F. Lee 1989-05-02