Inventor
RAY ROBERT B
US12 patents
⚠️ This page may combine multiple inventors who share the name “RAY ROBERT B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROPER HOLDINGS INC
7 patentsUS6409478B1Jun 25, 2002
Vacuum-assisted pump
ROPER HOLDINGS INC47 citations93
US6183208B1Feb 6, 2001
Immersible motor system
ROPER HOLDINGS INC50 citations90
US6074554AJun 13, 2000
Aeration system
ROPER HOLDINGS INC26 citations89
US6036434AMar 14, 2000
Aeration system
ROPER HOLDINGS INC29 citations89
US6616427B2Sep 9, 2003
Vacuum-assisted pump
ROPER HOLDINGS INC9 citations71
US6783322B2Aug 31, 2004
Pump system with variable-pressure seal
ROPER HOLDINGS INC10 citations62
USRE39813ESep 4, 2007
Vacuum-assisted pump
ROPER HOLDINGS INC3 citations60