Inventor · disambiguated record
Walter A. Butte, Jr.
Also filed as: ANGSTADT HOWARD P · BUTTE JR WALTER A · BUTTE JR WALTER ALBERT · BUTTE WALTER A JR
10 granted patents·113 citations·filing 1974–1979
89Inventor score
Top patents by PatentIndex Score
10 records- 0189US4235821AHydrogenation of aliphatic nitriles to primary aminesSUNTECH·Filed 1979·Granted Nov 25, 1980·31 cites·10 claims
- 0285US4086276AIsomerization of cyclohexanebis(methylamine) stereoisomersSUNTECH·Filed 1977·Granted Apr 25, 1978·17 cites·11 claims
- 0380US3998881AHydrogenation of phthalonitriles using rhodium catalystSUN VENTURES INC·Filed 1974·Granted Dec 21, 1976·13 cites·5 claims
- 0469US4070399AHydrogenation of terephthalnitrileSUNTECH·Filed 1976·Granted Jan 24, 1978·18 cites·11 claims
- 0566US4271088AHigh selectivity cyanoalkylation processSUNTECH·Filed 1979·Granted Jun 2, 1981·7 cites·10 claims
- 0663US4222961AProcess for hydrogenating aromatic dinitrilesSUNTECH·Filed 1979·Granted Sep 16, 1980·6 cites·5 claims
- 0762US4186146AHydrogenation of aromatic nitriles to primary aminesSUNTECH·Filed 1979·Granted Jan 29, 1980·12 cites·9 claims
- 0854US4271089ACyanoalkylation processSUNTECH·Filed 1979·Granted Jun 2, 1981·4 cites·11 claims
- 0941US4181680AHydrogenation of aromatic aminesSUNTECH·Filed 1979·Granted Jan 1, 1980·5 cites·8 claims
- 1029US4171322AHigh selectivity cyanoethylation processSUNTECH·Filed 1978·Granted Oct 16, 1979·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →