Inventor
DUFFY SEAN P
US11 patents
⚠️ This page may combine multiple inventors who share the name “DUFFY SEAN P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CASELLA WASTE SYS INC
6 patentsUS7264124B2Sep 4, 2007
Systems and methods for sorting recyclables at a material recovery facility
CASELLA WASTE SYS INC47 citations95
US7341156B2Mar 11, 2008
Systems and methods for sorting, collecting data pertaining to and certifying recyclables at a material recovery facility
CASELLA WASTE SYS INC51 citations92
US7302407B2Nov 27, 2007
Method, system and computer readable medium for brokering the purchase and sale of glass cullet
CASELLA WASTE SYS INC18 citations92
US7611018B2Nov 3, 2009
Systems and methods for sorting recyclables at a material recovery facility
CASELLA WASTE SYS INC6 citations73
US7918343B2Apr 5, 2011
Systems and methods for glass recycling at a beneficiator
CASELLA WASTE SYS INC4 citations62
US7757863B2Jul 20, 2010
Systems and methods for glass recycling at a beneficiator and/or a material recovery facility
CASELLA WASTE SYS INC4 citations62
BOHLIG JAMES W
3 patentsUS8127933B2Mar 6, 2012
Systems and methods for sorting recyclables at a material recovery facility
BOHLIG JAMES W18 citations92
US8590708B2Nov 26, 2013
Systems and methods for sorting recyclables at a material recovery facility
BOHLIG JAMES W9 citations83
US8234224B2Jul 31, 2012
System, method and medium for providing mixed color cullet brokering services
BOHLIG JAMES W8 citations83