Inventor · disambiguated record
Katsutoshi Yamamoto
Also filed as: YAMAMOTO KATSUTOSHI
37 granted patents·4 pending applications·1,234 citations·filing 1977–2019
98Inventor score
Files withDAIKIN IND LTD29KAO CORP2CHONGQING BOMAN NEW MAT CO LTD1HOSIDEN CORP1MITSUBISHI HEAVY IND LTD1
Top patents by PatentIndex Score
41 records- 0196US4596837ASemisintered polytetrafluoroethylene article and production thereofDAIKIN IND LTD·Filed 1984·Granted Jun 24, 1986·94 cites·13 claims
- 0295US5772884APorous polytetrafluoroethylene film and process for preparation thereofDAIKIN IND LTD·Filed 1994·Granted Jun 30, 1998·108 cites·9 claims
- 0395US5234739APolytetrafluoroethylene porous film and preparation and use thereofDAIKIN IND LTD·Filed 1992·Granted Aug 10, 1993·120 cites·12 claims
- 0491US5225131AProcess for producing multilayer polytetrafluoroethylene porous membrane and semisintered polytetrafluoroethylene multilayer structureDAIKIN IND LTD·Filed 1992·Granted Jul 6, 1993·85 cites·4 claims
- 0591US5064593AProcess for producing multilayer polytetrafluoroethylene porous membraneDAIKIN IND LTD·Filed 1990·Granted Nov 12, 1991·85 cites·4 claims
- 0691US4830062APorous heat-shrinkable tetrafluoroethylene polymer tube and process for producing the sameDAIKIN IND LTD·Filed 1987·Granted May 16, 1989·66 cites·5 claims
- 0788US5562986APolytetrafluoroethylene fibers, polytetrafluoroethylene materials and process for preparation of the sameDAIKIN IND LTD·Filed 1994·Granted Oct 8, 1996·55 cites·18 claims
- 0886US6235388B1Fibrous materials of fluororesins and deodorant and antibacterial fabrics made by using the sameDAIKIN IND LTD·Filed 1997·Granted May 22, 2001·46 cites·19 claims
- 0986US5409515AFilter apparatus and filter elementDAIKIN IND LTD·Filed 1993·Granted Apr 25, 1995·66 cites·10 claims
- 1086US4159370APolytetrafluoroethylene fine powder and process for producing the sameDAIKIN IND LTD·Filed 1977·Granted Jun 26, 1979·34 cites·12 claims
- 1183US5217666AProcess for producing porous polytetrafluoroethylene filmDAIKIN IND LTD·Filed 1992·Granted Jun 8, 1993·54 cites·10 claims
- 1279US6133165ABulky polytetrafluoroethylene filament and split yarn, method of producting thereof, method of producing cotton-like materials by using said filament or split yarn and filter cloth for dust collectionDAIKIN IND LTD·Filed 1995·Granted Oct 17, 2000·40 cites·21 claims
- 1378US10547147B2Plug connector and adapter with thermal protection circuit to discontinue current supply when overheating occursHOSIDEN CORP·Filed 2016·Granted Jan 28, 2020·3 cites·15 claims
- 1477US10340169B2Antireflection member and orienter apparatus having a third plate part with a second notch part and an antireflection surfaceTOSHIBA MEMORY CORP·Filed 2016·Granted Jul 2, 2019·2 cites·20 claims
- 1577US8252949B2Process for producing fatty acid estersSEKI YUICHIRO·Filed 2008·Granted Aug 28, 2012·3 cites·20 claims
- 1677US4440879AProcess for preparing filler-containing polytetrafluoroethylene fine powderDAIKIN IND LTD·Filed 1981·Granted Apr 3, 1984·28 cites·9 claims
- 1774US6509487B2Process for producing lower alkyl fatty estersKAO CORP·Filed 2001·Granted Jan 21, 2003·9 cites·7 claims
- 1873US6479143B1Heat-meltable fluororesin fibersDAIKIN IND LTD·Filed 1999·Granted Nov 12, 2002·50 cites·11 claims
- 1973US5834528APolytetrafluoroethylene porous composite filmDAIKIN IND LTD·Filed 1995·Granted Nov 10, 1998·43 cites·34 claims
- 2073US5171805AModified polytetrafluoroethylene and process for preparing the sameDAIKIN IND LTD·Filed 1992·Granted Dec 15, 1992·24 cites·7 claims
- 2170US4451616AProcess for preparation of filter-containing polytetrafluoroethylene fine powderDAIKIN IND LTD·Filed 1980·Granted May 29, 1984·21 cites·7 claims
- 2267US6416896B1Material for electrode comprising a non-woven fabric composed of a fluorine-containing resin fiberDAIKIN IND LTD·Filed 1999·Granted Jul 9, 2002·38 cites·9 claims
- 2367US5688836APolytetrafluoroethylene porous material and process for production of the sameDAIKIN IND LTD·Filed 1993·Granted Nov 18, 1997·23 cites·8 claims
- 2466US6156681AMulti layered felt, member formed of same, and method of manufacturing sameDAIKIN IND LTD·Filed 1997·Granted Dec 5, 2000·31 cites·12 claims
- 2562US7767035B2Metallic magnetic material for magnetic element of a choke coil and SMD choke coilSEKISIN INDUSTRY CO LTD·Filed 2007·Granted Aug 3, 2010·6 cites·5 claims
- 2660US5912077ACotton-like mixed materials, non-woven fabrics obtained therefrom and process for production thereofDAIKIN IND LTD·Filed 1995·Granted Jun 15, 1999·31 cites·18 claims
- 2759USD366106SAir filterDAIKIN IND LTD·Filed 1993·Granted Jan 9, 1996·9 cites·1 claims
- 2857US6987224B2Polytetrafluoroethylene mixed powder used for insulation of product for high frequency signal transmission and product for high frequency signal transmission using the sameDAIKIN IND LTD·Filed 2001·Granted Jan 17, 2006·7 cites·14 claims
- 2955US5807633APolytetrafluoroethylene composite fiber, cotton-like materials obtained therefrom and processes for production thereofDAIKIN IND LTD·Filed 1995·Granted Sep 15, 1998·21 cites·7 claims
- 3054US8545712B2Semiconductor wafer manufacturing methodTAKAI HIROSHI·Filed 2008·Granted Oct 1, 2013·1 cites·6 claims
- 3153US11554458B2Polishing head, wafer polishing apparatus using the same, and wafer polishing method using the sameSUMCO CORP·Filed 2019·Granted Jan 17, 2023·0 cites·16 claims
- 3249US4933137ANuclear fuel assembly with means for retarding detector tube wearMITSUBISHI HEAVY IND LTD·Filed 1988·Granted Jun 12, 1990·8 cites·8 claims
- 3348US6117556ATape for sealing screw jointsDAIKIN IND LTD·Filed 1996·Granted Sep 12, 2000·12 cites·13 claims
- 3445US2003082973A1Adhesive tape or sheet of non-woven fluorine-containing resin fabricDAIKIN IND LTD·Filed 2002·Application pending·0 cites
- 3544US9809531B2Production method of fatty acid esterKAO CORP·Filed 2015·Granted Nov 7, 2017·0 cites·17 claims
- 3644US2004198127A1Non-woven fabric and, a laminate and braided material using the sameFiled 2002·Application pending·0 cites
- 3742US5998022APolytetrafluoroethylene cotton-like materialsDAIKIN IND LTD·Filed 1998·Granted Dec 7, 1999·7 cites·1 claims
- 3841US11890797B2Method for preparing unsintered polytetrafluoroethylene film and porous film thereofCHONGQING BOMAN NEW MAT CO LTD·Filed 2019·Granted Feb 6, 2024·0 cites·5 claims
- 3940US2005153820A1Needle blade roll for quasi-cotton producing deviceDAIKIN IND LTD·Filed 2003·Application pending·0 cites
- 4034US6355135B1Method of laminating gas permeable sheet materialDAIKIN IND LTD·Filed 1996·Granted Mar 12, 2002·4 cites·10 claims
- 4134US2004022012A1Electrical insulating plate, prepreg laminate and method for producing themFiled 2001·Application pending·0 cites
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