Inventor · disambiguated record
Michael Ackerman
Also filed as: ACKERMAN MICHAEL · ACKERMAN MICHAEL H
8 granted patents·156 citations·filing 1984–2000
86Inventor score
Top patents by PatentIndex Score
8 records- 0196US4921962AProcess for preparing N-hydrocarbyloxy derivatives of sterically hindered aminesCIBA GEIGY CORP·Filed 1988·Granted May 1, 1990·75 cites·11 claims
- 0289US6242598B1Methods for the preparation of tris-aryl-o-hydroxyphenyl-s-triazinesCIBA SC HOLDING AG·Filed 2000·Granted Jun 5, 2001·36 cites·38 claims
- 0365US6409941B1Block oligomers containing 1-hydrocarbyloxy-2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materialsCIBA SC HOLDING AG·Filed 1998·Granted Jun 25, 2002·11 cites·26 claims
- 0458US6265473B1Block oligomers containing 1-hydrocarbyloxy-2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materialsCIBA SC HOLDING AG·Filed 1998·Granted Jul 24, 2001·15 cites·29 claims
- 0554US4547537AN-Piperidyl tetrahydro-1,4-oxazin-2-one light stabilizersCIBA GEIGY CORP·Filed 1984·Granted Oct 15, 1985·9 cites·19 claims
- 0643US5439958APolyalkyl-4-piperidinol derivatives for use as stabilizers for organic materialsCIBA GEIGY CORP·Filed 1994·Granted Aug 8, 1995·10 cites·12 claims
- 0730US6492440B1Block oligomers containing 1-hydrocarbyloxy-2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materialsCIBA SC HOLDING AG·Filed 1998·Granted Dec 10, 2002·0 cites·30 claims
- 0830US6403680B1Block oligomers containing 1-hydrocarbyloxy-2,2,6,6-tetramethyl-4-piperidyl groups as stabilizers for organic materialsCIBA SC HOLDING AG·Filed 1998·Granted Jun 11, 2002·0 cites·31 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →