Inventor
ISHII AKIO
JP47 patents
⚠️ This page may combine multiple inventors who share the name “ISHII AKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KYOWA HAKKO KOGYO KK
27 patentsUS5587378ADec 24, 1996
Therapeutic agent for Parkinson's disease
KYOWA HAKKO KOGYO KK47 citations96
US5290782AMar 1, 1994
Xanthine derivatives
KYOWA HAKKO KOGYO KK57 citations96
US5248684ASep 28, 1993
Certain 2-oxo-quinoline carboxylates or corresponding carboxamides useful as anti-emetics and suppressants of migraine
KYOWA HAKKO KOGYO KK67 citations96
US5118701AJun 2, 1992
Tricyclic compounds as txa2 antagonists
KYOWA HAKKO KOGYO KK40 citations96
US4999363AMar 12, 1991
Tricyclic compounds
KYOWA HAKKO KOGYO KK50 citations96
US5484920AJan 16, 1996
Therapeutic agent for Parkinson's disease
KYOWA HAKKO KOGYO KK46 citations94
US5543415AAug 6, 1996
Antidepressants
KYOWA HAKKO KOGYO KK50 citations92
US5447933ASep 5, 1995
Xanthine derivatives
KYOWA HAKKO KOGYO KK31 citations92
US5319085AJun 7, 1994
Quinoline derivative having serotonin-3 receptor antagonizing activity
KYOWA HAKKO KOGYO KK41 citations92
US5302602AApr 12, 1994
Tricyclic thromboxane A2 antagonists
KYOWA HAKKO KOGYO KK27 citations92
US5302596AApr 12, 1994
Tricyclic compounds as TXA2 antagonists
KYOWA HAKKO KOGYO KK40 citations92
US5242931ASep 7, 1993
Tricyclic compounds as TXA2 antagonists
KYOWA HAKKO KOGYO KK40 citations92
US5143922ASep 1, 1992
Tricyclic thromboxane A2 antagonists
KYOWA HAKKO KOGYO KK25 citations92
US5068236ANov 26, 1991
Xanthine derivatives
KYOWA HAKKO KOGYO KK46 citations92
US5010104AApr 23, 1991
Tricyclic compounds
KYOWA HAKKO KOGYO KK28 citations92
US5010087AApr 23, 1991
Tricyclic compounds and TXA2 antagonistic compositions thereof
KYOWA HAKKO KOGYO KK26 citations92
US4994463AFeb 19, 1991
Tricyclic thromboxane A2 antagonists
KYOWA HAKKO KOGYO KK27 citations92
US5239083AAug 24, 1993
Indole derivatives which inhibit steroid 5α reductase
KYOWA HAKKO KOGYO KK35 citations88
US5525607AJun 11, 1996
Xanthine compounds
KYOWA HAKKO KOGYO KK17 citations82
US5155115AOct 13, 1992
Thienopyridine derivatives
KYOWA HAKKO KOGYO KK11 citations73
US5413997AMay 9, 1995
Triphenylmethane derivatives
KYOWA HAKKO KOGYO KK7 citations72
US5756735AMay 26, 1998
Xanthine derivatives
KYOWA HAKKO KOGYO KK3 citations63
US5173492ADec 22, 1992
s-Triazolo(3,4-I)purine derivatives
KYOWA HAKKO KOGYO KK6 citations61
US4971964ANov 20, 1990
Pyridine derivatives
KYOWA HAKKO KOGYO KK2 citations57
US5336769AAug 9, 1994
Xanthine derivatives
KYOWA HAKKO KOGYO KK1 citations52
US5374634ADec 20, 1994
Pyridine derivatives
KYOWA HAKKO KOGYO KK1 citations51
US5523464AJun 4, 1996
Benzenesulfonamide derivatives
KYOWA HAKKO KOGYO KK1 citations49
NIIGATA ENGINEERING CO LTD
3 patentsUS5393167AFeb 28, 1995
Method for controlling the thickness of pavement and setting the conditions for automatic control of the leveling machine
NIIGATA ENGINEERING CO LTD102 citations92
US5546123AAug 13, 1996
Automatic steering device for asphalt finisher
NIIGATA ENGINEERING CO LTD27 citations89
US5484227AJan 16, 1996
Control device for asphalt finisher
NIIGATA ENGINEERING CO LTD47 citations89