Inventor
TAKENAKA AKIRA
JP47 patents
⚠️ This page may combine multiple inventors who share the name “TAKENAKA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAIHO KOGYO CO LTD
21 patentsUS4958712ASep 25, 1990
Wet clutch device
TAIHO KOGYO CO LTD69 citations94
US5083802AJan 28, 1992
Lip seal device
TAIHO KOGYO CO LTD54 citations92
US5056799AOct 15, 1991
Lip seal device
TAIHO KOGYO CO LTD40 citations92
US4834397AMay 30, 1989
Lip seal device having an annular groove
TAIHO KOGYO CO LTD49 citations92
US4822059AApr 18, 1989
Dual lip seal device
TAIHO KOGYO CO LTD45 citations92
US4509803AApr 9, 1985
Sliding member having a novel pore structure on the sliding surface thereof
TAIHO KOGYO CO LTD27 citations91
US4416458ANov 22, 1983
Mechanical face seal with minute pores in sliding surface
TAIHO KOGYO CO LTD39 citations89
US4423879AJan 3, 1984
Mechanical seal
TAIHO KOGYO CO LTD25 citations82
US4407513AOct 4, 1983
Mechanical seal
TAIHO KOGYO CO LTD20 citations82
US4343479AAug 10, 1982
Mechanical seals
TAIHO KOGYO CO LTD19 citations82
US6477938B1Nov 12, 2002
Semi-spherical shoe
TAIHO KOGYO CO LTD14 citations81
US5312117AMay 17, 1994
Mechanical seal
TAIHO KOGYO CO LTD14 citations74
US4426089AJan 17, 1984
Dust-proof device for mechanical seal
TAIHO KOGYO CO LTD9 citations74
US4420163ADec 13, 1983
Mechanical seal
TAIHO KOGYO CO LTD7 citations74
US4415168ANov 15, 1983
Mechanical seal
TAIHO KOGYO CO LTD8 citations74
US5149106ASep 22, 1992
Lip seal device
TAIHO KOGYO CO LTD17 citations73
US4733873AMar 29, 1988
Mechanical seal
TAIHO KOGYO CO LTD14 citations72
US6644172B1Nov 11, 2003
Sliding device
TAIHO KOGYO CO LTD8 citations71
US4921260AMay 1, 1990
Lip seal device for water pumps
TAIHO KOGYO CO LTD13 citations71
US5538260AJul 23, 1996
Mechanical seal
TAIHO KOGYO CO LTD4 citations63
US6626084B1Sep 30, 2003
Semi-spherical shoe
TAIHO KOGYO CO LTD4 citations60
KAO CORP
5 patentsUS7812066B2Oct 12, 2010
Biodegradable resin composition
KAO CORP12 citations92
US7652085B2Jan 26, 2010
Biodegradable resin composition
KAO CORP20 citations91
US5439961AAug 8, 1995
Process for producing polyester film
KAO CORP9 citations72
US9721555B2Aug 1, 2017
Vibration damping material
KAO CORP3 citations71
US7576152B2Aug 18, 2009
Additive for polyester base synthetic resin containing plasticizer and plasticizer for biodegradable resin
KAO CORP2 citations63
TAKENAKA AKIRA
4 patentsUS8252852B2Aug 28, 2012
Biodegradable resin composition
TAKENAKA AKIRA6 citations82
US8119706B2Feb 21, 2012
Biodegradable resin composition
TAKENAKA AKIRA2 citations61
US8106112B2Jan 31, 2012
Biodegradable resin composition
TAKENAKA AKIRA1 citations61
US8062574B2Nov 22, 2011
Process for production of injection-molded article of polylactic acid resin
TAKENAKA AKIRA0 citations34
MITSUBOSHI BELTING LTD
4 patentsUS9366314B2Jun 14, 2016
Cover fabric for power transmission belt and toothed belt
MITSUBOSHI BELTING LTD4 citations67
US10625944B2Apr 21, 2020
Profiled belt and method for manufacturing same
MITSUBOSHI BELTING LTD5 citations66
US11208288B2Dec 28, 2021
Vane member for paper sheet conveyance impeller
MITSUBOSHI BELTING LTD0 citations55
US10870539B2Dec 22, 2020
Belt having protrusion formed thereon
MITSUBOSHI BELTING LTD0 citations45