P

Inventor

CHAEN SHINICHI

JP18 patents
⚠️ This page may combine multiple inventors who share the name “CHAEN SHINICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAIKIN IND LTD

14 patents
US5772884AJun 30, 1998

Porous polytetrafluoroethylene film and process for preparation thereof

DAIKIN IND LTD108 citations97
US5562986AOct 8, 1996

Polytetrafluoroethylene fibers, polytetrafluoroethylene materials and process for preparation of the same

DAIKIN IND LTD55 citations96
US5409515AApr 25, 1995

Filter apparatus and filter element

DAIKIN IND LTD66 citations96
US6336948B1Jan 8, 2002

Fire-retardant filter medium and air filter unit

DAIKIN IND LTD40 citations92
US5834528ANov 10, 1998

Polytetrafluoroethylene porous composite film

DAIKIN IND LTD43 citations92
US5807633ASep 15, 1998

Polytetrafluoroethylene composite fiber, cotton-like materials obtained therefrom and processes for production thereof

DAIKIN IND LTD21 citations92
US9707504B2Jul 18, 2017

Composition having PTFE as main component, mixed powder, material for molding, filtering medium for filter, air filter unit, and a method for manufacturing a porous membrane

DAIKIN IND LTD7 citations83
US5998022ADec 7, 1999

Polytetrafluoroethylene cotton-like materials

DAIKIN IND LTD7 citations73
USD366106SJan 9, 1996

Air filter

DAIKIN IND LTD9 citations73
US10265661B2Apr 23, 2019

Mixed powder and material for molding having PTFE as main component, and drawn porous body

DAIKIN IND LTD2 citations72
US10265654B2Apr 23, 2019

Filtering medium for air filter, filter pack, air filter unit, and method for producing filtering medium for air filter

DAIKIN IND LTD4 citations71
US11084895B2Aug 10, 2021

Modified polytetrafluoroethylene fine powder and uniaxially stretched porous body

DAIKIN IND LTD1 citations62
US6355135B1Mar 12, 2002

Method of laminating gas permeable sheet material

DAIKIN IND LTD4 citations62
US10688448B2Jun 23, 2020

Porous body, polymer electrolyte membrane, filter material for filter, and filter unit

DAIKIN IND LTD0 citations50

ASAHI CHEMICAL IND

2 patents

SAWADA YASUHIKO

2 patents