Inventor · disambiguated record
Charles A. Mattson
Also filed as: MATTSON CHARLES A
6 granted patents·376 citations·filing 1980–1983
88Inventor score
Files withALLEGRETTI & CO6
Top patents by PatentIndex Score
6 records- 0195US4325163APortable blower-vacuum unitALLEGRETTI & CO·Filed 1980·Granted Apr 20, 1982·129 cites·23 claims
- 0291US4474327AFertilizer spreaderALLEGRETTI & CO·Filed 1983·Granted Oct 2, 1984·79 cites·16 claims
- 0390US4490910ACutting head for string trimmerALLEGRETTI & CO·Filed 1982·Granted Jan 1, 1985·50 cites·5 claims
- 0476US4402106ABlower attachment for cleaning rain guttersALLEGRETTI & CO·Filed 1981·Granted Sep 6, 1983·45 cites·3 claims
- 0575US4387852AFertilizer spreaderALLEGRETTI & CO·Filed 1981·Granted Jun 14, 1983·42 cites·39 claims
- 0671US4346526ASnow throwerALLEGRETTI & CO·Filed 1980·Granted Aug 31, 1982·31 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →