Inventor · disambiguated record
Kenji Tokura
Also filed as: TOKURA KENJI
28 granted patents·3 pending applications·250 citations·filing 1990–2017
96Inventor score
Files withKYOSHIN KOGYO KK20TOKURA KENJI4KYOSHIN KOGYO KABUSHIKI KAISHA3KYOSHI KOGYO KABUSHIKI KAISHA1YAMAHA MOTOR CO LTD1
Top patents by PatentIndex Score
31 records- 0189US9015943B2Holder for pipe in heat exchanger, method and device for manufacturing heat exchanger using said holder, and air conditioner and/or outdoor unit having said heat exchangerTOKURA KENJI·Filed 2011·Granted Apr 28, 2015·6 cites·4 claims
- 0285US8087159B2Tube expander for heat exchangerTOKURA KENJI·Filed 2007·Granted Jan 3, 2012·8 cites·8 claims
- 0373US5687473AApparatus and method for mounting a hairpin tube to a heat exchangerKYOSHIN KOGYO KK·Filed 1995·Granted Nov 18, 1997·32 cites·12 claims
- 0470US6230831B1Wheel chair with auxiliary powerYAMAHA MOTOR CO LTD·Filed 1998·Granted May 15, 2001·49 cites·21 claims
- 0570US5210932ATube expanderKYOSHIN KOGYO KABUSHIKI KAISHA·Filed 1992·Granted May 18, 1993·29 cites·16 claims
- 0669US10556303B2Heat exchanger, air conditioner and external unitKYOSHIN KOGYO KK·Filed 2017·Granted Feb 11, 2020·0 cites·5 claims
- 0769US9656355B2Manufacturing method for grip member for insertion tube in heat exchanger, manufacturing method for heat exchanger using said grip member, and air conditioner and/or outdoor unit having said heat exchangerTOKURA KENJI·Filed 2012·Granted May 23, 2017·2 cites·4 claims
- 0868US10556302B2Manufacturing device for heat exchangerKYOSHIN KOGYO KK·Filed 2017·Granted Feb 11, 2020·0 cites·2 claims
- 0968US5432994ATube expander with a means for transporting heat exchangers in tube expanding processKYOSHIN KOGYO KK·Filed 1994·Granted Jul 18, 1995·25 cites·8 claims
- 1066USD722091SCollet chuck for pipe expanderKYOSHIN KOGYO KK·Filed 2013·Granted Feb 3, 2015·13 cites·1 claims
- 1164US7448127B2Tube expander for heat exchangerKYOSHIN KOGYO KK·Filed 2002·Granted Nov 11, 2008·10 cites·7 claims
- 1263US10016858B2Manufacturing method for heat exchanger and device therefor, and air conditioner and/or external unit thereof equipped with heat exchanger manufactured using said methodKYOSHIN KOGYO KK·Filed 2015·Granted Jul 10, 2018·0 cites·3 claims
- 1361US9091493B2Holder for pipe in heat exchanger, method and device for manufacturing heat exchanger using said holder, and air conditioner and/or outdoor unit having said heat exchangerKYOSHIN KOGYO KK·Filed 2014·Granted Jul 28, 2015·0 cites·6 claims
- 1459US5815913AMethod and apparatus for manufacturing a heat exchangerKYOSHIN KOGYO KK·Filed 1996·Granted Oct 6, 1998·15 cites·10 claims
- 1559US5099677APipe expanding apparatusKYOSHIN KOGYO KABUSHIKI KAISHA·Filed 1990·Granted Mar 31, 1992·19 cites·4 claims
- 1658US5097590AMandrel for vertical-type pipe expanding apparatusKYOSHI KOGYO KABUSHIKI KAISHA·Filed 1990·Granted Mar 24, 1992·15 cites·5 claims
- 1755US9182179B2Holder for pipe in heat exchanger, method and device for manufacturing heat exchanger using said holder, and air conditioner and/or outdoor unit having said heat exchangerKYOSHIN KOGYO KK·Filed 2014·Granted Nov 10, 2015·0 cites·5 claims
- 1855USD721747SCollet chuck for pipe expanderKYOSHIN KOGYO KK·Filed 2013·Granted Jan 27, 2015·8 cites·1 claims
- 1952USD721748SCollet chuck for pipe expanderKYOSHIN KOGYO KK·Filed 2013·Granted Jan 27, 2015·7 cites·1 claims
- 2051US9381562B2Tube expansion deviceKYOSHIN KOGYO KK·Filed 2015·Granted Jul 5, 2016·0 cites·11 claims
- 2141US2005278942A1Diameter xxpanding device for pipes used in heat exchangersTOKURA KENJI·Filed 2003·Application pending·0 cites
- 2240USD757236SHeat exchanger holderKYOSHIN KOGYO KK·Filed 2014·Granted May 24, 2016·3 cites·1 claims
- 2338US2005091840A1Apparatus for enlarging tube used in heat exchangerFiled 2002·Application pending·0 cites
- 2438US2005102825A1Tube expander for heat exchangerFiled 2002·Application pending·0 cites
- 2536USD733854SHeat exchanger holderKYOSHIN KOGYO KK·Filed 2014·Granted Jul 7, 2015·2 cites·1 claims
- 2633USD733855SHeat exchanger holderKYOSHIN KOGYO KK·Filed 2014·Granted Jul 7, 2015·1 cites·1 claims
- 2733USD733853SHeat exchanger holderKYOSHIN KOGYO KK·Filed 2014·Granted Jul 7, 2015·1 cites·1 claims
- 2833USD733856SHeat exchanger holderKYOSHIN KOGYO KK·Filed 2014·Granted Jul 7, 2015·1 cites·1 claims
- 2933USD733852SHeat exchanger holderKYOSHIN KOGYO KK·Filed 2014·Granted Jul 7, 2015·1 cites·1 claims
- 3031US5134768AApparatus for automatically mounting and removing replacement pins for pipe expanding mandrelsKYOSHIN KOGYO KABUSHIKI KAISHA·Filed 1990·Granted Aug 4, 1992·3 cites·6 claims
- 3130USD769951SReference plateKYOSHIN KOGYO KK·Filed 2014·Granted Oct 25, 2016·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →