Assignee
TAISEI CORP
US56 patents
Top patents by PatentIndex Score
US6471740B2Oct 29, 2002
Air filter
TAISEI CORP18 citations92
US5869560AFeb 9, 1999
Sealing materials and building components useful for clean rooms
TAISEI CORP28 citations92
US5224595AJul 6, 1993
Package of cement mixing material
TAISEI CORP107 citations91
US4010013AMar 1, 1977
Equipment for treating waste gas containing tar mist
TAISEI CORP37 citations91
US5924635AJul 20, 1999
Vibration isolating installation mechanism for a disposer
TAISEI CORP40 citations88
US4213926AJul 22, 1980
Method for making a decorative plate used in a building
TAISEI CORP41 citations88
US9115026B2Aug 25, 2015
Cementitious matrix and fiber reinforced cement based mixture
TAISEI CORP7 citations84
US7160362B2Jan 9, 2007
Method and device for cleaning air
TAISEI CORP12 citations82
US4514471AApr 30, 1985
Process for the preparation of electron beam curing gypsum panel
TAISEI CORP24 citations82
US5997598ADec 7, 1999
Air filter for clean room
TAISEI CORP13 citations81
US4918988AApr 24, 1990
Method of detecting a defective position in a cement intimate mixture filled portion in a building
TAISEI CORP33 citations81
US4217762AAug 19, 1980
Ice making equipment
TAISEI CORP24 citations81
US4744193AMay 17, 1988
Method of sealing water leakage in concrete structures
TAISEI CORP23 citations76
US6293982B1Sep 25, 2001
Air filter, local facility, and clean room
TAISEI CORP6 citations73
US6155922ADec 5, 2000
Building components useful for clean rooms
TAISEI CORP8 citations73
US6106586AAug 22, 2000
Air filter for clean room
TAISEI CORP4 citations73
US4830538AMay 16, 1989
Method and apparatus for refurbishing deficient pipes
TAISEI CORP7 citations73
US5052756AOct 1, 1991
Process for separation of asbestos-containing material and prevention of floating of dust
TAISEI CORP15 citations72
US4948967AAug 14, 1990
Method for detecting a position receiving a light beam
TAISEI CORP8 citations71
US4176965ADec 4, 1979
Method and apparatus for weighing aggregates
TAISEI CORP15 citations71
US5634692AJun 3, 1997
Main-ancillary tunnel excavator
TAISEI CORP12 citations70
US4063510ADec 20, 1977
Process for detecting a misfired explosive
TAISEI CORP9 citations70
US5051032ASep 24, 1991
Method and apparatus for continuously excavating shaft and tunnel
TAISEI CORP7 citations69
US10329631B2Jun 25, 2019
Constitutive 1,4-dioxane-degrading bacteria
TAISEI CORP2 citations68
US4097251AJun 27, 1978
Method of filtering a sticky material-containing exhaust gas
TAISEI CORP14 citations68
US4594005AJun 10, 1986
Fluid mixing method and apparatus
TAISEI CORP18 citations67
US4018963AApr 19, 1977
Large lightweight gypsum article and a process for the production thereof
TAISEI CORP13 citations64
US9145337B2Sep 29, 2015
Fiber reinforced cement based mixed material
TAISEI CORP2 citations63
US7823356B2Nov 2, 2010
Shearing force reinforced structure and member
TAISEI CORP6 citations63
US6881685B2Apr 19, 2005
Device and method for feeding treating air
TAISEI CORP2 citations62
US6003560ADec 21, 1999
Method for nesting multiple concentric pipes
TAISEI CORP2 citations62
US5887627AMar 30, 1999
Method for reconstructing corroded pipes
TAISEI CORP2 citations62
US5803663ASep 8, 1998
Mercury-removal method
TAISEI CORP13 citations62
US4796673AJan 10, 1989
Reproduction process of the existing pipeline
TAISEI CORP5 citations62
US4926042AMay 15, 1990
Method of and device for detecting light receiving position utilizing optical fibers
TAISEI CORP5 citations60
US4406102ASep 27, 1983
Precast concrete silo complex and a method of constructing it
TAISEI CORP6 citations60
US4063651ADec 20, 1977
Article conveying apparatus
TAISEI CORP6 citations60
US6752873B2Jun 22, 2004
Apparatus for producing coating layer onto primary lining
TAISEI CORP2 citations59
US6265162B1Jul 24, 2001
Method of identifying, detecting and monitoring microorganisms by an aromatic ring hydroxylase dioxygenase gene
TAISEI CORP9 citations59
US11618699B2Apr 4, 2023
Dioxane-degrading bacteria-immobilized carrier, biodegradation treatment method, and biodegradation treatment apparatus
TAISEI CORP0 citations58
US4558543ADec 17, 1985
Moving apparatus for a pneumatically supported membrane structure
TAISEI CORP4 citations58
US4114282ASep 19, 1978
Vertical centering method and jig for plating
TAISEI CORP4 citations58
US11306013B2Apr 19, 2022
Biodegradation treatment method for organic compounds
TAISEI CORP0 citations57
US6915864B2Jul 12, 2005
Cutter structure for shield machine
TAISEI CORP2 citations56
US4470233ASep 11, 1984
Prestressed tapered slab structure
TAISEI CORP5 citations54
US5968801AOct 19, 1999
Polyhydroxyalkanoate depolymerase and process for producing the same
TAISEI CORP4 citations53
US7640864B2Jan 5, 2010
Non-magnetic concrete structure, a sidewall for a guideway and a method for installing such a sidewall for the guideway
TAISEI CORP2 citations52
US7119349B1Oct 10, 2006
Concrete cask and method for manufacturing thereof
TAISEI CORP2 citations51
US6883283B2Apr 26, 2005
Semiconductor manufacturing facility and a semiconductor manufacturing method
TAISEI CORP1 citations51
US6613835B1Sep 2, 2003
Wet sealing materials and building components useful for clean rooms and local facilities
TAISEI CORP0 citations51
Showing the top 50 of 56 patents by PatentIndex Score.