Inventor
IWASHITA SHIGEKI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “IWASHITA SHIGEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEIKOKU HORMONE MFG CO LTD
5 patentsUS5472962ADec 5, 1995
Benzothiophene derivative
TEIKOKU HORMONE MFG CO LTD97 citations94
US6762205B1Jul 13, 2004
Phenyl sulfamate derivatives
TEIKOKU HORMONE MFG CO LTD18 citations82
US6087347AJul 11, 2000
3-substituted-D-homo-1,3,5(10)-estratriene derivatives
TEIKOKU HORMONE MFG CO LTD8 citations71
US5519051AMay 21, 1996
Oxa- or azasteroid derivatives
TEIKOKU HORMONE MFG CO LTD5 citations59
US5539127AJul 23, 1996
7-substituted oxa- or azasteroid compound
TEIKOKU HORMONE MFG CO LTD2 citations57
ASKA PHARM CO LTD
4 patentsUS7449466B2Nov 11, 2008
Cyclic aminophenyl sulfamate derivative
ASKA PHARM CO LTD2 citations60
US10508130B2Dec 17, 2019
Crystalline polymorph of 15B-hydroxy-osaterone acetate
ASKA PHARM CO LTD0 citations51
US9643993B2May 9, 2017
Crystalline polymorphic form of ulipristal acetate
ASKA PHARM CO LTD0 citations51
US9643994B2May 9, 2017
Crystalline polymorphic form of ulipristal acetate
ASKA PHARM CO LTD0 citations51