Inventor · disambiguated record
Yasufu Yamada
Also filed as: YAMADA YASUFU
30 granted patents·13 pending applications·68 citations·filing 1993–2024
95Inventor score
Top patents by PatentIndex Score
43 records- 0193US9758709B2Refrigerant composition comprising difluoromethane (HFC32) and 2,3,3,3-tetrafluoropropene (HFO1234yf)DAIKIN IND LTD·Filed 2013·Granted Sep 12, 2017·8 cites·8 claims
- 0292US10731065B2Haloolefin-based composition and use thereofDAIKIN IND LTD·Filed 2016·Granted Aug 4, 2020·5 cites·10 claims
- 0390US9303198B2Hydrofluoropropene refrigerant composition comprising phthalatesDAIKIN IND LTD·Filed 2014·Granted Apr 5, 2016·3 cites·21 claims
- 0489US10669464B2Haloolefin-based compositionDAIKIN IND LTD·Filed 2016·Granted Jun 2, 2020·2 cites·4 claims
- 0587US2025223483A2Composition containing refrigerant, and refrigeration method using said composition, operating method for refrigeration device, and refrigeration deviceDAIKIN IND LTD·Filed 2024·Application pending·0 cites
- 0686US11834601B2Composition containing refrigerant, refrigeration method using said composition, method for operating refrigeration device, and refrigeration deviceDAIKIN IND LTD·Filed 2021·Granted Dec 5, 2023·1 cites·12 claims
- 0785US11525076B2Composition containing refrigerant, and refrigeration method using said composition, operating method for refrigeration device, and refrigeration deviceDAIKIN IND LTD·Filed 2020·Granted Dec 13, 2022·1 cites·5 claims
- 0885US10968378B2Haloolefin-based compositionDAIKIN IND LTD·Filed 2020·Granted Apr 6, 2021·1 cites·4 claims
- 0985US8496845B2Refrigerant composition comprising difluoromethane (HFC32), pentafluoroethane (HFC125) and 2, 3, 3, 3-tetrafluoropropene (HFO1234yf)TSUCHIYA TATSUMI·Filed 2009·Granted Jul 30, 2013·13 cites·8 claims
- 1084US11939515B2Refrigerant-containing composition, heat transfer medium, and heat cycle systemDAIKIN IND LTD·Filed 2019·Granted Mar 26, 2024·2 cites·14 claims
- 1184US10913881B2Method of stabilization of a haloolefin-based compositionDAIKIN IND LTD·Filed 2020·Granted Feb 9, 2021·1 cites·2 claims
- 1283US12221577B2Composition containing refrigerant, and refrigeration method using said composition, operating method for refrigeration device, and refrigeration deviceDAIKIN IND LTD·Filed 2023·Granted Feb 11, 2025·0 cites·12 claims
- 1383US10005940B2Composition containing mixture of fluorinated hydrocarbons, and method for producing sameDAIKIN IND LTD·Filed 2017·Granted Jun 26, 2018·2 cites·17 claims
- 1481US11920077B2Refrigeration cycle device for vehicleDAIKIN IND LTD·Filed 2019·Granted Mar 5, 2024·1 cites·12 claims
- 1581US2025115796A1Refrigeration cycle apparatusDAIKIN IND LTD·Filed 2024·Application pending·0 cites
- 1676US10988652B2Method for using a mixture of fluorinated hydrocarbons as a refrigerant, and a refrigeration unit using the mixture as a refrigerantDAIKIN IND LTD·Filed 2017·Granted Apr 27, 2021·1 cites·24 claims
- 1776US10253231B2Azeotrope to azeotrope-like composition containing 1-chloro-3,3,3-trifluoropropene and 1,1,1,3,3-pentafluoropropaneDAIKIN IND LTD·Filed 2015·Granted Apr 9, 2019·1 cites·9 claims
- 1874US11840658B2Composition containing refrigerant, and refrigeration method using said composition, operating method for refrigeration device, and refrigeration deviceDAIKIN IND LTD·Filed 2020·Granted Dec 12, 2023·0 cites·12 claims
- 1974US9528735B2Method for filling mixed refrigerant containing 2,3,3,3-tetrafluoropropeneDAIKIN IND LTD·Filed 2013·Granted Dec 27, 2016·2 cites·9 claims
- 2070US10072193B2Filling method using mixed refrigerant including trans-1, 3, 3, 3-tetrafluoropropeneDAIKIN IND LTD·Filed 2015·Granted Sep 11, 2018·1 cites·3 claims
- 2168US2017058170A1Haloolefin-based compositionDAIKIN IND LTD·Filed 2016·Application pending·0 cites
- 2265US10619082B2Refrigerant composition comprising difluoromethane (HFC32) and 2,3,3,3-tetrafluoropropene (HFO1234yf)DAIKIN IND LTD·Filed 2017·Granted Apr 14, 2020·0 cites·2 claims
- 2364US2023132359A2Refrigeration cycle apparatusDAIKIN IND LTD·Filed 2019·Application pending·0 cites
- 2463US2024218226A1Refrigeration cycle device for vehicleDAIKIN IND LTD·Filed 2024·Application pending·0 cites
- 2562US2024174905A1Refrigerant cycle apparatusDAIKIN IND LTD·Filed 2024·Application pending·0 cites
- 2661US10294400B2Composition including difluoromethane (HFC-32), pentafluoroethane (HFC-125), and 1,1,1,2-tetrafluoroethane (HFC-134A)DAIKIN IND LTD·Filed 2014·Granted May 21, 2019·0 cites·13 claims
- 2760US11912922B2Refrigerant cycle apparatusDAIKIN IND LTD·Filed 2019·Granted Feb 27, 2024·0 cites·3 claims
- 2859US10858563B2Method for transfer-filling refrigerant compositionDAIKIN IND LTD·Filed 2017·Granted Dec 8, 2020·0 cites·3 claims
- 2957US11834602B2Refrigerant-containing composition, and refrigerating method, refrigerating device operating method, and refrigerating device using said compositionDAIKIN IND LTD·Filed 2021·Granted Dec 5, 2023·0 cites·7 claims
- 3053US6049016AProcess for producing pentafluoroethane and tetrafluorochloroethaneDAIKIN IND LTD·Filed 1999·Granted Apr 11, 2000·4 cites·6 claims
- 3149US5710353AProcess for fluorinating halogenated hydrocarbonDAIKIN IND LTD·Filed 1993·Granted Jan 20, 1998·4 cites·11 claims
- 3249US2011312101A1Refrigerant composition containing hydrofluoropropene with low-global warming potentialTSUCHIYA TATSUMI·Filed 2010·Application pending·0 cites
- 3348US6011185AProcess for producing pentafluoroethane and tetrafluorochloroethaneDAIKIN IND LTD·Filed 1996·Granted Jan 4, 2000·3 cites·6 claims
- 3448US5744659AProcess for the preparation of difluoromethaneDAIKIN IND LTD·Filed 1995·Granted Apr 28, 1998·8 cites·9 claims
- 3548US2012241665A1Refrigerant composition comprising difluoromethane (hfc32) and 2,3,3,3-tetrafluoropropene (hfo1234yf)SHIBANUMA TAKASHI·Filed 2011·Application pending·0 cites
- 3646US2022120476A1Inside air-conditioning deviceDAIKIN IND LTD·Filed 2020·Application pending·0 cites
- 3746US2021079277A1Composition containing compound useful as refrigerant, detergent, propellant, or the like, and refrigerating machine, large-sized air conditioner, or industrial process cooler each including said compositionDAIKIN IND LTD·Filed 2018·Application pending·0 cites
- 3844US2020308463A1Composition containing fluorinated hydrocarbon mixture, and application for sameDAIKIN IND LTD·Filed 2017·Application pending·0 cites
- 3943US2021198547A1REFRIGERANT COMPOSITION INCLUDING HFO-1234ze(E) AND HFC-134 AND USE FOR SAMEDAIKIN IND LTD·Filed 2018·Application pending·0 cites
- 4043US2005043422A1Process for producing synthetic resin foamFiled 2002·Application pending·0 cites
- 4142US10800958B2Composition containing mixture of fluorinated hydrocarbons, and use thereofDAIKIN IND LTD·Filed 2016·Granted Oct 13, 2020·0 cites·19 claims
- 4242US6407296B1Process for producing difluoromethaneDAIKIN IND LTD·Filed 1995·Granted Jun 18, 2002·2 cites·15 claims
- 4333US6375808B1Process for producing difluoromethaneDAIKIN IND LTD·Filed 1997·Granted Apr 23, 2002·2 cites·7 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →