Assignee
KAJIMA CORP
JP136 patents
Top patents by PatentIndex Score
US5239798AAug 31, 1993
External wall panel and mounting structure thereof
KAJIMA CORP115 citations98
US5379561AJan 10, 1995
External wall panel and mounting structure thereof
KAJIMA CORP93 citations96
US4048776ASep 20, 1977
Steel column base member
KAJIMA CORP67 citations96
US5444986AAug 29, 1995
Method of producing ice by using fluorinated pentane
KAJIMA CORP92 citations95
US5347771ASep 20, 1994
High damping device for seismic response controlled structure
KAJIMA CORP66 citations95
US4922667AMay 8, 1990
Device and method for protecting a building against earthquake tremors
KAJIMA CORP63 citations95
US7234574B2Jun 26, 2007
Damping coefficient switching-type hydraulic damper
KAJIMA CORP51 citations94
US5311709AMay 17, 1994
Variable damping device for seismic response controlled structure
KAJIMA CORP59 citations94
US5147018ASep 15, 1992
Cylinder lock device for use in structure
KAJIMA CORP66 citations94
US4901486AFeb 20, 1990
Elasto-plastic damper
KAJIMA CORP50 citations94
US4014089AMar 29, 1977
Method of connecting beams and columns of steel frame construction
KAJIMA CORP82 citations94
US3938297AFeb 17, 1976
Fittings for connecting columns and beams of steel frame construction
KAJIMA CORP75 citations94
US5518312AMay 21, 1996
Mixing device and method
KAJIMA CORP50 citations93
US5371993ADec 13, 1994
Frame construction method
KAJIMA CORP20 citations93
US5197570AMar 30, 1993
Linear motor driven elevator with passing function
KAJIMA CORP38 citations93
US4333285AJun 8, 1982
Building structure
KAJIMA CORP98 citations93
US4211045AJul 8, 1980
Building structure
KAJIMA CORP74 citations93
US4070837AJan 31, 1978
Hollow steel column base member and welding thereof
KAJIMA CORP35 citations93
US5644928AJul 8, 1997
Air refrigerant ice forming equipment
KAJIMA CORP87 citations92
US5442883AAug 22, 1995
Vibration control device for structure
KAJIMA CORP37 citations92
US5218828AJun 15, 1993
Method and apparatus for storing heat in ice by using refrigerant jet
KAJIMA CORP23 citations92
US5065555ANov 19, 1991
Elasto-plastic damper
KAJIMA CORP30 citations92
US5025599AJun 25, 1991
Compound seismic response and wind control system
KAJIMA CORP27 citations92
US5022201AJun 11, 1991
Apparatus for accelerating response time of active mass damper earthquake attenuator
KAJIMA CORP25 citations92
US4959934AOct 2, 1990
Elasto-plastic damper for use in structure
KAJIMA CORP44 citations92
US4890430AJan 2, 1990
Device and method for protecting a building against earthquake tremors
KAJIMA CORP25 citations92
US4883250ANov 28, 1989
Vibration-proof and earthquake-immue mount system
KAJIMA CORP72 citations92
US4864831ASep 12, 1989
Ice storage refrigerating apparatus of direct contact type
KAJIMA CORP34 citations92
US4790531ADec 13, 1988
Indoor ski slope and apparatus for making snow thereon
KAJIMA CORP57 citations92
US5689919ANov 25, 1997
Base isolated building of wind resisting type
KAJIMA CORP50 citations91
US5464539ANov 7, 1995
Process for the production of hydrogen by microorganisms
KAJIMA CORP60 citations91
US5358328AOct 25, 1994
Mixing device
KAJIMA CORP48 citations91
US5356215AOct 18, 1994
Mixing device
KAJIMA CORP31 citations91
US5228809AJul 20, 1993
Consolidating agent injecting apparatus and injecting apparatus for improving ground
KAJIMA CORP30 citations91
US5189851AMar 2, 1993
Movable dome-type roof for structure
KAJIMA CORP34 citations91
US5177915AJan 12, 1993
Elasto-plastic damper
KAJIMA CORP22 citations91
US5065552ANov 19, 1991
Active seismic response control system for use in structure
KAJIMA CORP49 citations91
US5036633AAug 6, 1991
Variable damping and stiffness structure
KAJIMA CORP44 citations91
US4905326AMar 6, 1990
Diving pool
KAJIMA CORP43 citations91
US4799339AJan 24, 1989
Method of controlling building against earthquake
KAJIMA CORP43 citations91
US4699640AOct 13, 1987
Clean room having partially different degree of cleanliness
KAJIMA CORP90 citations91
US7287934B2Oct 30, 2007
Stratum disposal monitoring system
KAJIMA CORP34 citations90
US5979126ANov 9, 1999
Seismic response control method for structure
KAJIMA CORP20 citations90
US5823008AOct 20, 1998
Cold air supply unit
KAJIMA CORP26 citations90
US5487534AJan 30, 1996
Laminated rubber vibration control device for structures
KAJIMA CORP40 citations90
US5448866ASep 12, 1995
Trusses and precast concrete slabs reinforced thereby
KAJIMA CORP58 citations90
US5421129AJun 6, 1995
Vibration control device for structure
KAJIMA CORP22 citations90
US5339580AAug 23, 1994
Laminated rubber building support and vibration damping device
KAJIMA CORP45 citations90
US5032340AJul 16, 1991
Curtain wall
KAJIMA CORP23 citations90
US4699543AOct 13, 1987
Slope paving machine
KAJIMA CORP25 citations90
Showing the top 50 of 136 patents by PatentIndex Score.