Inventor
PEDERSEN STEVEN KRISTIAN
CA36 patents
⚠️ This page may combine multiple inventors who share the name “PEDERSEN STEVEN KRISTIAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZENON ENVIRONMENTAL INC
13 patentsUS6193890B1Feb 27, 2001
System for maintaining a clean skein of hollow fibers while filtering suspended solids
ZENON ENVIRONMENTAL INC243 citations99
US5944997AAug 31, 1999
System for maintaining a clean skein of hollow fibers while filtering suspended solids
ZENON ENVIRONMENTAL INC244 citations99
US7087173B2Aug 8, 2006
Inverted cavity aerator for membrane module
ZENON ENVIRONMENTAL INC81 citations98
USRE37549EFeb 19, 2002
Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate
ZENON ENVIRONMENTAL INC179 citations98
US5639373AJun 17, 1997
Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate
ZENON ENVIRONMENTAL INC354 citations98
US7063788B2Jun 20, 2006
Apparatus for withdrawing permeate using an immersed vertical skein of hollow fibre membranes
ZENON ENVIRONMENTAL INC26 citations96
US7052610B2May 30, 2006
Immersed membrane filtration system and overflow process
ZENON ENVIRONMENTAL INC69 citations95
US6214231B1Apr 10, 2001
System for operation of multiple membrane filtration assemblies
ZENON ENVIRONMENTAL INC186 citations94
US6899811B2May 31, 2005
Immersed membrane apparatus
ZENON ENVIRONMENTAL INC23 citations93
US7022231B2Apr 4, 2006
Apparatus incorporating potted hollow fiber membranes
ZENON ENVIRONMENTAL INC30 citations92
US6908547B2Jun 21, 2005
Membrane module for gas transfer and membrane supported biofilm process
ZENON ENVIRONMENTAL INC27 citations92
US7014173B2Mar 21, 2006
Cyclic aeration system for submerged membrane modules
ZENON ENVIRONMENTAL INC14 citations84
USRE39294ESep 19, 2006
Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate
ZENON ENVIRONMENTAL INC9 citations73
BL TECHNOLOGIES INC
7 patentsUS10781119B2Sep 22, 2020
Membrane assembly for supporting a biofilm
BL TECHNOLOGIES INC1 citations73
US11850554B2Dec 26, 2023
Wastewater treatment with primary treatment and MBR or MABR-IFAS reactor
BL TECHNOLOGIES INC4 citations71
US12410079B2Sep 9, 2025
Membrane assembly for supporting a biofilm
BL TECHNOLOGIES INC0 citations63
US11724947B2Aug 15, 2023
Membrane assembly for supporting a biofilm
BL TECHNOLOGIES INC0 citations63
US11352269B2Jun 7, 2022
Conversion of media filter into membrane gravity filter
BL TECHNOLOGIES INC0 citations61
US12577137B2Mar 17, 2026
Process for water treatment using immersed gas transfer membranes
BL TECHNOLOGIES INC0 citations60
US9643129B2May 9, 2017
Non-braided, textile-reinforced hollow fiber membrane
BL TECHNOLOGIES INC1 citations52
ZENON TECHNOLOGY PARTNERSHIP
4 patentsUS7537701B2May 26, 2009
Membrane filtration module with adjustable header spacing
ZENON TECHNOLOGY PARTNERSHIP14 citations83
US7708888B2May 4, 2010
Apparatus for withdrawing permeate using an immersed vertical skein of hollow fibre membranes
ZENON TECHNOLOGY PARTNERSHIP7 citations74
US7300582B2Nov 27, 2007
Immersed membrane apparatus
ZENON TECHNOLOGY PARTNERSHIP9 citations74
US7393486B2Jul 1, 2008
Header for module of hollow fiber membranes and method of potting hollow fibers
ZENON TECHNOLOGY PARTNERSHIP6 citations58
GEN ELECTRIC
3 patentsUS10160679B2Dec 25, 2018
Wastewater treatment with primary treatment and MBR or MABR-IFAS reactor
GEN ELECTRIC4 citations69
US10633263B2Apr 28, 2020
Conversion of media filter into membrane gravity filter
GEN ELECTRIC1 citations61
US11505483B2Nov 22, 2022
Process for water treatment using membrane biofilm reactor
GEN ELECTRIC0 citations60