Inventor

BERRIGAN MICHAEL R

US55 patents

⚠️ This page may combine multiple inventors who share the name “BERRIGAN MICHAEL R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BERRIGAN MICHAEL R

3M INNOVATIVE PROPERTIES CO

Pleated filter with monolayer monocomponent meltspun media

Multilayer articles having acoustical absorbance properties and methods of making and using the same

Fiber-forming process

Bondable, oriented, nonwoven fibrous webs and methods for making them

Absorbent fibrous granules

Protective system for face and respiratory protection

Extraction articles and methods

Protective system for face and respiratory protection

Nonwoven elastic fibrous webs and methods for making them

Fibrous nonwoven web

Fiber-forming apparatus

Uniform meltblown fibrous web

Uniform meltblown fibrous web and methods and apparatus for manufacturing

Bondable, oriented, nonwoven fibrous webs and methods for making them

Nonwoven amorphous fibrous webs and methods for making them

Protective system for face and respiratory protection

Flat-fold respirator with monocomponent filtration/stiffening monolayer

Nonwoven article grafted with copolymer

Functionalized nonwoven article

Fiber aggregate

Method for forming spread nonwoven webs

Process of making dimensionally stable nonwoven fibrous webs

Spunbonded web comprising polylactic acid fibers

MINNESOTA MINING & MFG

Filter media having an undulated surface

Cup-shaped filtration mask having an undulated surface

Oil absorbent fibrous granules

Electret filter media having an undulated surface

Filter media haing an undulated surface

Article for liquid containment and recovery

MOORE ERIC M

Dimensionally stable nonwoven fibrous webs and methods of making and using the same

Dimensionally stable nonwoven fibrous webs and methods of making and using the same

Composite nonwoven fibrous webs and methods of making and using the same

Process of making dimensionally stable nonwoven fibrous webs

Apparatus, system, and method for forming nanofibers and nanofiber webs

Dimensionally stable nonwoven fibrous webs, and methods of making and using the same

3M INNOVATIVE PROPERTIES COMPANY

Acoustic article and related methods

Pleated filtration assembly comprising spunbonded prefilter

Multi-layer, biodegradable composites for air filtration

Acoustic articles and methods thereof

Air-filter media comprising a relofted spunbonded web, and methods of making and using

FOX ANDREW R

High loft spunbonded web

High loft spunbonded web

Pleated filter with monolayer monocomponent meltspun media

BERRIGAN MICHAEL R

Bonded nonwoven fibrous webs comprising softenable oriented semicrystalline polymeric fibers and apparatus and methods for preparing such webs

Dimensionally stable bonded nonwoven fibrous webs

Composite non-woven fibrous webs having continuous particulate phase and methods of making and using the same

EATON BRADLEY W

Fluid filtration articles and methods of making and using the same

ANGADJIVAND SEYED A

Flat-fold respirator with monocomponent filtration/stiffening monolayer

WEISS DOUGLAS E

Functionalized nonwoven article

SOLVENTUM INTELLECTUAL PROPERTIES COMPANY

Patient warming systems and corresponding methods