Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
AJ

Alan T. Johnson

ABAbbVie: 57 patents #23 of 1,308Top 2%
UPUniversity of Pennsylvania: 24 patents #28 of 2,719Top 2%
Nokia: 5 patents #1,316 of 5,652Top 25%
HBHawaii Biotech: 4 patents #1 of 17Top 6%
MCMonell Chemical Senses Center: 2 patents #21 of 82Top 30%
EXExelixis: 2 patents #132 of 312Top 45%
BPBritish Gas Plc: 2 patents #66 of 173Top 40%
Mastercard: 1 patents #1,114 of 2,005Top 60%
NLNokia Mobil Phones Limited: 1 patents #3 of 75Top 4%
IRInstitute For Cancer Research: 1 patents #33 of 104Top 35%
ECExelixis Patent Company: 1 patents #41 of 51Top 85%
UIUniversity Of Illinois: 1 patents #1,166 of 3,009Top 40%
Philadelphia, PA: #12 of 4,834 inventorsTop 1%
Pennsylvania: #134 of 74,527 inventorsTop 1%
Overall (All Time): #12,180 of 4,157,543Top 1%
109 Patents All Time

Issued Patents All Time

Showing 76–100 of 109 patents

Patent #TitleCo-InventorsDate
6117987 Alkyl or aryl substituted dihydronaphthalene derivatives having retinoid and/or retinoid antagonist like biological activity Min Teng, Vidyasagar Vuligonda, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +1 more 2000-09-12
6090810 Synthesis and use of retinoid compounds having negative hormone and/or antagonist activities Elliott S. Klein, Andrew M. Standeven, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +4 more 2000-07-18
6087505 Benzo[1,2-G]-chrom-3-ene, and benzo[1,2-G]-thiochrom-3-ene derivatives Vidyasagar Vuligonda, Roshantha A. Chandraratna 2000-07-11
6051731 O-or S-substituted tetrahydronaphthalene derivatives having retinoid and/or retinoid antagonist-like biological activity Vidyasagar Vuligonda, Min Teng, Richard L. Beard, Yuan Lin, Roshantha A. Chandraratna 2000-04-18
6008204 Synthesis and use of retinoid compounds having negative hormone and/or antagonist activities Elliott S. Klein, Andrew M. Standeven, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +4 more 1999-12-28
5998471 Acetylenes disubstituted with a 5 alkyl, aryl or heteroaryl substituted dihydronaphthyl group and with an aryl or heteroaryl group having retinoid-like biological activity Min Teng, Vidyasagar Vuligonda, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +1 more 1999-12-07
5998655 Alkylidene substituted tetrahydronaphthalene derivatives having retinoid and/or retinoid antagonist-like biological activity Vidyasagar Vuligonda, Min Teng, Richard L. Beard, Tien T. Duong, Yuan Lin +1 more 1999-12-07
5958954 Synthesis and use of retinoid compounds having negative hormone and/or antagonist activities Elliott S. Klein, Andrew M. Standeven, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +4 more 1999-09-28
5952345 Synthesis and use of retinoid compounds having negative hormone and/or antagonist activities Elliot S. Klein, Andrew M. Standeven, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +4 more 1999-09-14
5877207 Synthesis and use of retinoid compounds having negative hormone and/or antagonist activities Elliott S. Klein, Andrew M. Standeven, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +4 more 1999-03-02
5808124 O- or S-substituted dihydronaphthalene derivatives having retinoid and/or retinoid antagonist-like biological activity Richard L. Beard, Min Teng, Vidyasagar Vuligonda, Roshantha A. Chandraratna 1998-09-15
5808083 Acetylenes disubstituted with a 5 alkyl, aryl or heteroaryl substituted dihydronaphthyl group and with an aryl or heteroaryl group having retinoid-like biological activity Min Teng, Vidyasagar Vuligonda, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +1 more 1998-09-15
5773594 Alkyl or aryl substituted dihydronaphthalene derivatives having retinoid and/or retinoid antagonist-like biological activity Min Teng, Vidyasagar Vuligonda, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +1 more 1998-06-30
5763635 Tetrahydronaphthalene derivatives substituted in the 8 position with alkyhidene groups having retinoid and/or retinoid antagonist-like biological activity Vidyasagar Vuligonda, Min Teng, Richard L. Beard, Tien T. Duong, Yuan Lin +1 more 1998-06-09
5760276 Aryl-and heteroarylcyclohexenyl substituted alkenes having retinoid agonist, antagonist or inverse agonist type biological activity Richard L. Beard, Min Teng, Vidyasagar Vuligonda, Roshantha A. Chandraratna 1998-06-02
5747542 Oxo-substituted tetrahydronaphthalene derivatives having retinold and/or retinoid antagonist-like biological activity Vidyasagar Vuligonda, Richard L. Beard, Min Teng, Tae K. Song, Harold N. Wong +1 more 1998-05-05
5741896 O- or S- substituted tetrahydronaphthalene derivatives having retinoid and/or retinoid antagonist-like biological activity Vidyasagar Vuligonda, Min Teng, Richard L. Beard, Yuan Lin, Roshantha A. Chandraratna 1998-04-21
5728846 Benzo1,2-g!-chrom-3-ene and benzo1,2-g!-thiochrom-3-ene derivatives Vidyasagar Vuligonda, Roshantha A. Chandraratna 1998-03-17
5723620 Acetylenes disubstituted with a 5 substituted tetrahydronaphthyl group and with an aryl or heteroaryl groups having retinoid-like biological activity Vidyasagar Vuligonda, Min Teng, Richard L. Beard, Yuan Lin, Roshantha A. Chandraratna 1998-03-03
5723666 Oxime substituted tetrahydronaphthalene derivatives having retinoid and/or retinoid antagonist-like biological activity Vidyasagar Vuligonda, Richard L. Beard, Min Teng, Tae K. Song, Roshantha A. Chandraratna 1998-03-03
5659042 Method for preparing esters of halonicotinic acids Samuel J. Gillett, Michael E. Garst 1997-08-19
5654469 Acetylenes disubstituted with a 5 substituted tetrahydronaphthyl group and with an aryl or heteroaryl groups having retinoid-like biological activity Vidyasagar Vuligonda, Min Teng, Richard L. Beard, Yuan Lin, Roshantha A. Chandraratna 1997-08-05
5648503 Acetylenes disubstituted with a 5 substituted tetrahydronaphthyl group and with an aryl or heteroaryl group having retinoid-like biological activity Vidyasagar Vuligonda, Richard L. Beard, Min Teng, Tae K. Song, Roshantha A. Chandraratna 1997-07-15
5648514 Substituted acetylenes having retinoid-like biological activity Min Teng, Vidyasagar Vuligonda, Richard L. Beard, Samuel J. Gillett, Tien T. Duong +1 more 1997-07-15
5618943 Acetylenes disubstituted with a 5 OXO substituted tetrahydronaphthyl group and with an aryl or heteroaryl group having retinoid-like biological activity Vidyasagar Vuligonda, Richard L. Beard, Min Teng, Tae K. Song, Harold N. Wong +1 more 1997-04-08