Inventor · disambiguated record
Fred R. Heiker
Also filed as: HEIKER FRED R · HEIKER FRED ROBERT
7 granted patents·67 citations·filing 1982–1996
81Inventor score
Files withBAYER AG7
Top patents by PatentIndex Score
7 records- 0181US5721238A2,8-disubstituted quinazolinonesBAYER AG·Filed 1996·Granted Feb 24, 1998·56 cites·16 claims
- 0254US4537881A5-Nitro 1,4-dihydropyridines having a positive inotropic effectBAYER AG·Filed 1984·Granted Aug 27, 1985·5 cites·9 claims
- 0351US4526784AAmino-cyclitol derivatives and medicaments containing themBAYER AG·Filed 1982·Granted Jul 2, 1985·4 cites·8 claims
- 0434US4590179AMedicaments containing amino-cyclitol derivativesBAYER AG·Filed 1985·Granted May 20, 1986·1 cites·5 claims
- 0534US4588710AMedicaments containing amino-cyclitol derivativesBAYER AG·Filed 1985·Granted May 13, 1986·1 cites·5 claims
- 0629US4772611ACirculation-active 3-amino-dihydropyridinesBAYER AG·Filed 1987·Granted Sep 20, 1988·0 cites·9 claims
- 0729US4645775APositive inotropic 3-nitro-5-substituted ester and thioester-1,4-dihydropyridinesBAYER AG·Filed 1985·Granted Feb 24, 1987·0 cites·9 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →