Inventor profile of:

Christopher E. Holm

City:

Madison, Wisconsin

Country:

United States

Published Applications:

86

Last publication date:

2026-06-04

Top Assignees for applications by Christopher E. Holm

The entities that hold a legal rights for patent applications filed by inventor Holm Christopher E.:

Recent patent applications by Holm Christopher E.

Christopher E. Holm from Madison, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2026-06-04
US20260151723A1
Performing operations; transporting

FILTER ASSEMBLIES AND ELEMENTS UTILIZING MULTILAYERED AND WRAPPED FILTER MEDIA

#2 | 2024-10-10
US20240337206A1
Mechanical engineering

METHODS OF ATTACHING A FLAT LAYER TO A HUB OF AN AXIAL FLOW ELEMENT

#3 | 2024-08-22
US20240278161A1
Performing operations; transporting

CHIMNEY FOR IMPACTOR NOZZLES AND INTEGRATED ASSEMBLY

#4 | 2024-08-15
US20240269592A1
Performing operations; transporting

Axial flow centrifugal separator

#5 | 2024-05-30
US20240173661A1
Performing operations; transporting

SYSTEMS AND METHODS FOR ROTATING COALESCERS MAINTAINING POSITIVE RECIRCULATION THROUGH A DYNAMIC SEAL

#6 | 2024-03-14
US20240082760A1
Performing operations; transporting

FILTRATION SEALING SYSTEM

#7 | 2023-02-02
US20230036998A1
Performing operations; transporting

Rotating coalescing element with directed liquid drainage and gas outlet

#8 | 2023-01-19
US20230018748A1
Performing operations; transporting

FORMED FILTER MEDIA

#9 | 2022-12-08
US20220387920A1
Performing operations; transporting

Axial flow centrifugal separator

#10 | 2022-11-10
US20220355235A1
Performing operations; transporting

FILTER ASSEMBLIES AND ELEMENTS UTILIZING MULTILAYERED AND WRAPPED FILTER MEDIA

#11 | 2022-10-27
US20220339574A1
Performing operations; transporting

Interrupted, directional emboss of flat sheet

#12 | 2022-10-06
US20220314144A1
Performing operations; transporting

FILTER ELEMENT WITH FLOW DIRECTING PERMEABILITY LAYERS

#13 | 2022-07-28
US20220235682A1
Mechanical engineering

Methods of attaching a flat layer to a hub of an axial flow element

#14 | 2022-04-21
US20220118385A1
Performing operations; transporting

Expansion membrane assembly and filter head in exhaust fluid filter assembly

#15 | 2021-12-09
US20210381412A1
Mechanical engineering

Inside-out rotating coalescer with gas exit through hollow shaft

#16 | 2021-09-23
US20210291100A1
Performing operations; transporting

Chimney for impactor nozzles and integrated assembly

#17 | 2021-06-17
US20210178300A1
Performing operations; transporting

High speed rotating crankcase ventilation filter media and media pack

#18 | 2021-06-10
US20210170317A1
Performing operations; transporting

Composite filter media with multiple fiber structures including nanofibers

#19 | 2021-05-27
US20210156286A1
Mechanical engineering

Inside-out rotating coalescer with gas exit through hollow shaft

#20 | 2021-02-18
US20210046413A1
Performing operations; transporting

HIGH PERFORMANCE DENSITY ELEMENT WITH ANGLE BETWEEN INLET FLOW AND OUTLET FLOW

#21 | 2020-11-12
US20200353396A1
Performing operations; transporting

Systems and methods for attaching and retaining a filter element on a rotating shaft

#22 | 2020-10-22
US20200332686A1
Mechanical engineering

Air-oil separator with jet-enhanced impaction and method associated therewith

#23 | 2020-10-08
US20200318585A1
Mechanical engineering

INERTIAL PRECLEANER WITH VARIABLE ASPIRATION FLOWRATE CONTROL VIA AMBIENT DUST CONCENTRATION SENSOR INPUT

#24 | 2020-10-01
US20200309000A1
Mechanical engineering

Inside-out rotating coalescer with gas exit through hollow shaft

#25 | 2020-09-03
US20200276532A1
Performing operations; transporting

Rotating coalescing element with directed liquid drainage and gas outlet

#26 | 2020-06-04
US20200171420A1
Performing operations; transporting

Axial flow centrifugal separator

#27 | 2020-04-16
US20200114291A1
Performing operations; transporting

Gradient nanofiber filter media

#28 | 2020-04-09
US20200108342A1
Performing operations; transporting

Filter element with tapered perimeter

#29 | 2020-01-09
US20200009486A1
Performing operations; transporting

COMPOSITE FILTER MEDIA UTILIZING BICOMPONENT FIBERS

#30 | 2019-10-31
US20190329170A1
Performing operations; transporting

Interrupted, directional emboss of flat sheet

#31 | 2019-10-03
US20190299134A1
Performing operations; transporting

Centrifugal separator with improved volumetric surface area packing density and separation performance

#32 | 2019-09-26
US20190291035A1
Performing operations; transporting

Cleanable filter

#33 | 2019-05-09
US20190136728A1
Mechanical engineering

Inside-out rotating coalescer with gas exit through hollow shaft

#34 | 2019-02-14
US20190046911A1
Performing operations; transporting

Utilizing a mechanical seal between a filter media and an endcap of a rotating filter cartridge

#35 | 2019-02-07
US20190039002A1
Performing operations; transporting

Filtration sealing system

#36 | 2018-12-13
US20180353882A1
Performing operations; transporting

High speed rotating crankcase ventilation filter media and media pack

#37 | 2018-11-15
US20180326335A1
Performing operations; transporting

Composite filter media utilizing bicomponent fibers

#38 | 2018-09-20
US20180264383A1
Performing operations; transporting

SYSTEM AND METHOD FOR OIL FILTRATION IN BYPASS MODE

#39 | 2018-08-30
US20180243677A1
Performing operations; transporting

Rotating coalescing element with directed liquid drainage and gas outlet

#40 | 2018-08-30
US20180243675A1
Performing operations; transporting

Gradient nanofiber filter media

#41 | 2018-08-23
US20180236387A1
Performing operations; transporting

Systems and methods for attaching and retaining a filter element on a rotating shaft

#42 | 2018-08-16
US20180230873A1
Mechanical engineering

Air-oil separator with jet-enhanced impaction and method associated therewith

#43 | 2018-08-02
US20180216588A1
Mechanical engineering

Auto drain system for vacuum and pressure side fuel water separator

#44 | 2018-06-21
US20180169556A1
Performing operations; transporting

Systems and methods for utilizing a low-friction rotating coalescer contact seal

#45 | 2018-06-07
US20180154294A1
Performing operations; transporting

Dripless filter assembly and method for servicing a filtration apparatus with the same

#46 | 2018-05-24
US20180140986A1
Performing operations; transporting

Systems and methods for rotating coalescers maintaining positive recirculation through a dynamic seal

#47 | 2018-01-04
US20180001243A1
Performing operations; transporting

Filtration sealing system

#48 | 2017-11-23
US20170335812A1
Mechanical engineering

AUTO DRAIN SYSTEM FOR VACUUM SIDE FUEL WATER SEPARATORS

#49 | 2016-12-01
US20160346719A1
Performing operations; transporting

Filtration sealing system

#50 | 2016-06-16
US20160166961A1
Performing operations; transporting

Gradient nanofiber filter media

#51 | 2016-02-04
US20160032798A1
Mechanical engineering

Air-oil separator with jet-enhanced impaction and method associated therewith

#52 | 2015-12-03
US20150343361A1
Performing operations; transporting

Cleanable filter

#53 | 2015-01-29
US20150027422A1
Mechanical engineering

Crankcase ventilation inside-out flow rotating coalescer

#54 | 2014-04-24
US20140110354A1
Performing operations; transporting

Composite filter media utilizing bicomponent fibers

#55 | 2014-02-20
US20140048468A1
Performing operations; transporting

Filtration sealing system

#56 | 2013-09-19
US20130240460A1
Performing operations; transporting

Modular filter elements for use in a filter-in-filter cartridge

#57 | 2012-11-15
US20120285902A1
Performing operations; transporting

Filter with Shaped Flow Path Combinations

#58 | 2012-11-15
US20120285901A1
Performing operations; transporting

Filter with tri-flow path combinations

#59 | 2012-11-15
US20120285324A1
Performing operations; transporting

Filter with Specified Flow Path Combinations

#60 | 2012-06-14
US20120144788A1
Performing operations; transporting

Multistage variable impactor

#61 | 2012-06-05
US12252851
-

Crankcase ventilation system with variable blower for increased efficiency

#62 | 2012-03-15
US20120061307A1
Performing operations; transporting

Filtration sealing system

#63 | 2011-08-18
US20110197765A1
Performing operations; transporting

Multistage variable impactor

#64 | 2011-07-28
US20110180051A1
Mechanical engineering

Crankcase ventilation inside-out flow rotating coalescer

#65 | 2011-07-14
US20110168647A1
Performing operations; transporting

Modular filter elements for use in a filter-in-filter cartridge

#66 | 2011-07-14
US20110168621A1
Performing operations; transporting

Two stage fuel water separator and particulate filter utilizing pleated nanofiber filter material

#67 | 2010-10-14
US20100258493A1
Performing operations; transporting

Filtration sealing system

#68 | 2010-07-15
US20100175642A1
Mechanical engineering

Crankcase ventilation system with pumped scavenged oil

#69 | 2010-05-06
US20100107883A1
Performing operations; transporting

Multistage variable impactor

#70 | 2010-04-29
US20100101425A1
Performing operations; transporting

Inertial gas-liquid separator with axially variable orifice area

#71 | 2010-02-25
US20100043734A1
Mechanical engineering

Crankcase ventilation system with engine driven pumped scavenged oil

#72 | 2010-02-04
US20100024366A1
Performing operations; transporting

Gas-liquid separator with dual flow impaction and coalescence

#73 | 2009-08-06
US20090193972A1
Performing operations; transporting

Separator with transfer tube drainage

#74 | 2009-04-09
US20090090669A1
Performing operations; transporting

Dripless filter assembly and method for servicing a filtration apparatus with the same

#75 | 2009-02-26
US20090050121A1
Performing operations; transporting

Two stage drainage gas-liquid separator

#76 | 2009-01-29
US20090025662A1
Mechanical engineering

Crankcase ventilation system with pumped scavenged oil

#77 | 2008-11-13
US20080276580A1
Mechanical engineering

Oil mist removal device with oil fill

#78 | 2008-01-29
US10916300
-

High capacity direct flow filter with maintained channel width

#79 | 2007-11-08
US20070256566A1
Performing operations; transporting

Multistage variable impactor

#80 | 2007-06-07
US20070125052A1
Performing operations; transporting

Filter Element

#81 | 2007-05-17
US20070107399A1
Performing operations; transporting

Variable coalescer

#82 | 2006-07-27
US20060162303A1
Performing operations; transporting

Performance air filtration cartridge

#83 | 2006-06-22
US20060130479A1
Mechanical engineering

Turbocharger with blow-by gas injection port

#84 | 2006-06-15
US20060124117A1
Mechanical engineering

Oil mist removal device with oil fill

#85 | 2006-03-23
US20060059875A1
Performing operations; transporting

Variable flow inertial gas-liquid impactor separator

#86 | 2005-10-20
US20050229563A1
Performing operations; transporting

Filter element

InventorID:

439243 ⎘