Inventor
YOKOSHIMA YASUHIRO
JP48 patents
⚠️ This page may combine multiple inventors who share the name “YOKOSHIMA YASUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHONAN GOSEI JUSHI SEISAKUSHO
35 patentsUS6042668AMar 28, 2000
Pipe liner bag and manufacturing methods therefor
SHONAN GOSEI JUSHI SEISAKUSHO59 citations96
US5566719AOct 22, 1996
Method for lining a branch pipe of an underground pipe
SHONAN GOSEI JUSHI SEISAKUSHO70 citations96
US5454401AOct 3, 1995
Method of lining a branch pipe
SHONAN GOSEI JUSHI SEISAKUSHO62 citations96
US5439033AAug 8, 1995
Method of lining a branch pipe
SHONAN GOSEI JUSHI SEISAKUSHO54 citations96
US6631739B2Oct 14, 2003
Pipe liner bag everting nozzle and pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO15 citations93
US6562426B1May 13, 2003
Pipe liner bag
SHONAN GOSEI JUSHI SEISAKUSHO17 citations93
US6401759B1Jun 11, 2002
Liner bag for manhole and method of lining a manhole
SHONAN GOSEI JUSHI SEISAKUSHO41 citations93
US6296729B1Oct 2, 2001
Method of manufacturing pipe liner bag
SHONAN GOSEI JUSHI SEISAKUSHO33 citations93
US6254709B1Jul 3, 2001
Method of manufacturing a pipe liner bag
SHONAN GOSEI JUSHI SEISAKUSHO50 citations93
US6158473ADec 12, 2000
Branch pipe liner bag and pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO25 citations93
US6152184ANov 28, 2000
Branch pipe liner bag and branch pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO39 citations93
US6123109ASep 26, 2000
Branch pipe lining bag and pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO43 citations93
US6085794AJul 11, 2000
Pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO40 citations93
US6056017AMay 2, 2000
Pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO48 citations93
US6024910AFeb 15, 2000
Method for lining a tubular conduit
SHONAN GOSEI JUSHI SEISAKUSHO37 citations93
US6018914AFeb 1, 2000
Liner for manhole and a method for lining a manhole
SHONAN GOSEI JUSHI SEISAKUSHO41 citations93
US6006787ADec 28, 1999
Branch pipe liner bag and branch pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO37 citations93
US5944058AAug 31, 1999
Branch pipe liner assembly and a pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO52 citations93
US5916406AJun 29, 1999
Branch pipe liner bag and pipe lining method
SHONAN GOSEI JUSHI SEISAKUSHO32 citations93
US5906789AMay 25, 1999
Method of everting a pipe liner bag into a pipeline
SHONAN GOSEI JUSHI SEISAKUSHO19 citations93
US5899796AMay 4, 1999
Rotary grinder assembly and a cutter robot
SHONAN GOSEI JUSHI SEISAKUSHO45 citations93
US5700110ADec 23, 1997
Method for lining a bent pipe
SHONAN GOSEI JUSHI SEISAKUSHO34 citations93
US5598873AFeb 4, 1997
Branch pipe lining method and liner
SHONAN GOSEI JUSHI SEISAKUSHO42 citations93
US5549856AAug 27, 1996
Method of repairing a pipeline with an injected resin
SHONAN GOSEI JUSHI SEISAKUSHO36 citations93
US5540613AJul 30, 1996
Cutter apparatus
SHONAN GOSEI JUSHI SEISAKUSHO23 citations93
US5520484AMay 28, 1996
Eversion nozzle, and a method for repairing an underground tubular conduit
SHONAN GOSEI JUSHI SEISAKUSHO44 citations93
US5501115AMar 26, 1996
Method of inspecting a pipe liner bag
SHONAN GOSEI JUSHI SEISAKUSHO26 citations93
US5498389AMar 12, 1996
Method and apparatus for lining a branch pipe
SHONAN GOSEI JUSHI SEISAKUSHO22 citations93
US5490964AFeb 13, 1996
Method and device for repairing a tubular conduit
SHONAN GOSEI JUSHI SEISAKUSHO34 citations93
US6136135AOct 24, 2000
Method of manufacturing a pipe liner bag
SHONAN GOSEI JUSHI SEISAKUSHO9 citations74
US6054180AApr 25, 2000
Method for impregnating a tubular resin-absorbable liner with resin
SHONAN GOSEI JUSHI SEISAKUSHO11 citations74
US5474823ADec 12, 1995
Pipe liner bag, manufacturing method therefor and pipe repair method
SHONAN GOSEI JUSHI SEISAKUSHO11 citations74
US5354586AOct 11, 1994
Tubular lining material and a method for impregnating the same with a hardenable resin
SHONAN GOSEI JUSHI SEISAKUSHO17 citations74
US6126030AOct 3, 2000
Liner for a manhole and a method for lining a manhole
SHONAN GOSEI JUSHI SEISAKUSHO6 citations63
US5846025ADec 8, 1998
Apparatus and a method for lining an underground pipe
SHONAN GOSEI JUSHI SEISAKUSHO6 citations63
YOKOSHIMA & CO
4 patentsUS5698056ADec 16, 1997
Method for manufacturing a tubular liner bag
YOKOSHIMA & CO84 citations96
US5780123AJul 14, 1998
Tubular liner and a method for connecting ends of liner tubes
YOKOSHIMA & CO36 citations92
US5736077AApr 7, 1998
Method for lining a manhole
YOKOSHIMA & CO25 citations92
US7056064B2Jun 6, 2006
Block unit for repairing flow passage facilities and method of repairing flow passage facilities
YOKOSHIMA & CO13 citations84
SHONAN GOSEI JUSHI SEISAKUSYO
3 patentsUS5503190AApr 2, 1996
Method for repairing a tubular conduit
SHONAN GOSEI JUSHI SEISAKUSYO25 citations92
US5486332AJan 23, 1996
Method for everting a tubular liner bag
SHONAN GOSEI JUSHI SEISAKUSYO19 citations83
US5356502AOct 18, 1994
Method for lining a branch pipe
SHONAN GOSEI JUSHI SEISAKUSYO18 citations73
YOKOSHIMA YASUHIRO
3 patentsUS5225121AJul 6, 1993
Method for repairing a pipe
YOKOSHIMA YASUHIRO38 citations92
US5407483AApr 18, 1995
Method for impregnating a lining material with a hardenable resin
YOKOSHIMA YASUHIRO5 citations73
US5348764ASep 20, 1994
Method for impregnating a lining material with a hardenable resin
YOKOSHIMA YASUHIRO12 citations73