| Ciba-Geigy, Summitt, New Jersey | March, 1978 |
| Merck, Sharp and Dohme, Rahway, New Jersey | March, 1978 |
| Merck, Sharp and Dohme, Rahway, New Jersey | March, 1979 |
| Miles Laboratory, Elkhart, Indiana | October 1–2, 1981 |
| Upjohn Laboratories, Kalamazoo, Michigan | March, 1982 |
| Upjohn Laboratories, Kalamazoo, Michigan | September 13–14, 1982 |
| Merck, Sharp and Dohme, West Point, Pennsylvania | September 28, 1982 |
| FMC Corporation, Princeton, New Jersey | October 27–28, 1982 |
| DuPont, Wilmington, Delaware | February 1–2, 1983 |
| Sandoz Corporation, Cedar Knolls, New Jersey | March 1, 1983 |
| Berlex Corporation, Cedar Knolls, New Jersey | March 2, 1983 |
| Ciba-Geigy, Summitt, New Jersey | March 3, 1983 |
| Upjohn Laboratories, Kalamazoo, Michigan | September 26–27, 1983 |
| Smith-Kline, Philadelphia, Pennsylvania | October 10, 1983 |
| Rohm Haas, Philadelphia, Pennsylvania | October 10–11, 1983 |
| G.D. Searle, Chicago, Illinois | October 14, 1983 |
| Bristol-Myers, Evansville, Indiana | November 3–4, 1983 |
| Upjohn Laboratories, Kalamazoo, Michigan | February 8–9, 1984 |
| Revlon, Tuckahoe, New York | March 14, 1984 |
| Eli Lilly Research Laboratories, Greenfield, Indiana | May 23, 1984 |
| Proctor and Gamble, Cincinnati, Ohio | June 6, 1984 |
| Upjohn Laboratories, Kalamazoo, Michigan | July 5–6, 1984 |
| Pfizer, Sandwich, England | September 3, 1984 |
| Upjohn Laboratories, Kalamazoo, Michigan | October 4–5, 1984 |
| Pennwalt Corporation, Rochester, New York | September 26, 1985 |
| Upjohn Laboratories, Kalamazoo, Michigan | October 24–26, 1985 |
| Sea Pharm, Princeton, New Jersey | January 24, 1986 |
| Warner-Lambert, Ann Arbor, Michigan | February 25, 1986 |
| New England Nuclear (DuPont), No. Billerica, Massachusetts | April 22, 1986 |
| Cambridge Isotopes Laboratory, Woburn, Massachusetts | April 23, 1986 |
| Stuart Pharmaceuticals, Wilmington, Delaware | June 9, 1986 |
| Berlex Corporation, Cedar Knolls, New Jersey | November 7, 1986 |
| Monsanto Corporation, St. Louis, Missouri | November 14, 1986 |
| PPG Industries, Barberton, Ohio | December 5, 1986 |
| Pfizer, Groton, Connecticut | December 11, 1986 |
| Merck, Sharp and Dohme, Rahway, New Jersey | January 28, 1987 |
| Schering AG, West Berlin, Germany | August 13, 1987 |
| Sandoz AG, Basel, Switzerland | August 24, 1987 |
| Abbott Laboratories, Chicago, Illinois | November 28–29, 1989 |
| Ciba-Geigy, Summitt, New Jersey | April 17, 1990 |
| Eli Lilly Corporation, Indianapolis, Indiana | May 9, 1990 |
| Eli Lilly Corporation, Indianapolis, Indiana | August 7, 1990 |
| Firmenich SA, Geneva, Switzerland | September 14, 1990 |
| Hoffmann LaRoche, Nutley, New Jersey | September 27, 1990 |
| Johnson & Johnson Pharmaceuticals, Raritan, New Jersey | January 31, 1991 |
| Bristol-Myers Squibb, Princeton, New Jersey | May 15, 1991 |
| FMC Corporation, Princeton, New Jersey | May 16, 1991 |
| Abbott Laboratories, Abbott Park, Illinois | September 16, 1991 |
| OxyChem Corporation, Grand Island, New York | October 24, 1991 |
| Burroughs Wellcome, Research Triangle Park, North Carolina | March 26, 1992 |
| Glaxo, Incorporated, Research Triangle Park, North Carolina | March 27, 1992 |
| Bristol-Myers Squibb, Wallingford, Connecticut | November 19, 1992 |
| Bristol-Myers Squibb, New Brunswick, New Jersey | January 27, 1993 |
| Rhône-Poulenc Rorer, Collegeville, Pennsylvania | February 10, 1993 |
| Lederle Laboratories, Pearl River, New York | March 25, 1993 |
| Gliatech, Incorporated, Cleveland, Ohio | May 21, 1993 |
| Abbott Laboratories, Chicago, Illinois | September 13–14, 1993 |
| Proctor & Gamble Company, Cincinnati, Ohio | June 7, 1994 |
| Miles Incorporated, West Haven, Connecticut | November 2, 1994 |
| Bristol-Myers Squibb, Syracuse, New York | August 28, 1995 |
| Abbott Laboratories, Abbott Park, Illinois | September 21, 1995 |
| Monsanto Corporation, St. Louis, Missouri | November 8, 1995 |
| DuPont Ag Products, Newark, Delaware | October 23, 1996 |
| Wyeth-Ayerst Research, Princeton, New Jersey | November 5, 1996 |
| R.W. Johnson Pharmaceutical Institute, Raritan, New Jersey | June 19, 1997 |
| Unité Mixte CNRS – Roussel UCLAF (UMR 26), Paris, France | October 1, 1997 |
| American Cyanamid, Princeton, New Jersey | October 24, 1997 |
| Bristol-Myers Squibb, New Brunswick, New Jersey | March 11, 1998 |
| Bristol-Myers Squibb, Syracuse, New York | May 14, 1998 |
| Astra Research Center, Boston, Massachusetts | September 2, 1998 |
| Merck and Company, Incorporated, West Point, Pennsylvania | November 6, 1998 |
| Procter & Gamble Pharmaceuticals, Cincinnati, Ohio | December 1, 1998 |
| Parke-Davis Pharmaceuticals, Ann Arbor, Michigan | March 31, 1999 |
| Sankyo Company, LTD, Tokyo Japan | May 12, 1999 |
| Fujisawa Company, LTD, Osaka, Japan | May 17, 1999 |
| Abbott Laboratories, Chicago, Illinois | October 20, 1999 |
| Eli Lilly Corporation, Indianapolis, Indiana | October 26, 1999 |
| Schering-Plough Research Institute, Kenilworth, New Jersey | December 13, 2000 |
| Pharmacia Corporation, Kalamazoo, Michigan | November 12, 2001 |
| Merck & Company, Incorporated, Rahway, New Jersey | November 21, 2001 |
| AstraZeneca, Waltham, Massachusetts | February 20, 2002 |
| Merck & Company, Essex, England | April 23, 2002 |
| Pfizer Global Research, Groton, Connecticut | June 6, 2002 |
| GlaxoSmithKline, Research Triangle Park, North Carolina | August 22, 2002 |
| Wyeth Ayerst, Pearl River, New York | September 23, 2002 |
| Dow AgroSciences, Indianapolis, Indiana | January 13, 2003 |
| Procter & Gamble Pharmaceuticals | February 7, 2003 |
| Icagen Pharmaceuticals, Research Triangle Park, North Carolina | February 19, 2003 |
| Sphinx Pharmaceuticals, Research Triangle Park, North Carolina | February 20, 2003 |
| Albany Molecular, North Syracuse, New York | April 24, 2003 |
| Anadys Pharmaceuticals, Inc., San Diego, California | November 3, 2003 |
| Optimer Pharmaceuticals, Inc., San Diego, California | November 4, 2003 |
| Pfizer Global Research, La Jolla, California | November 5, 2003 |
| Boehringer-Ingelheim Pharmaceuticals, Inc., Ridgefield, Connecticut | March 3, 2005 |
| GlaxoSmithKline Research and Development, King of Prussia, Pennsylvania | December 1, 2005 |
| Merck & Company, Incorporated, West Point, Pennsylvania | March 7, 2006 |
| Sepracor, Incorporated, Marlborough, Massachusetts | April 28, 2006 |
| Pfizer Global Research, St Louis, Missouri | February 11, 2008 |
| Schering-Plough Research Institute, Kenilworth, New Jersey | October 29, 2009 |
| GlaxoSmithKline Research and Development, King of Prussia, Pennsylvania | June 8, 2010 |
| Merck & Company, Incorporated, Rahway, New Jersey | June 9, 2010 |
| Abbott Laboratories, Chicago, Illinois | April 20, 2012 |
| Eisai, Co. Ltd., Tokyo, Japan | November 9, 2015 |
