DAI-ICHI HIGH FREQUENCY CO., LTD.

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Technologies

Intl Class Technology # of Patents Rank
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2119
 
 
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 275
 
 
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 199
 
 
 
B21K MAKING FORGED OR PRESSED PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS, WHEELS 115
 
 
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 169
 
 
 
C22C ALLOYS 140
 
 
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 117
 
 
 
F22G SUPERHEATING OF STEAM 14
 
 
 
F24F AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING 119
 
 
 
F26B DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM 125

Top Patents (by citation)

Patent # Title Filing Date Issue Date Intl Class Cited #
5,397,876 High frequency bolt heater having induction heating coilJan 06, 94Mar 14, 95[H05B]10
5,713,130 Partially thick-walled elongated metallic member and methods of making and connecting the sameDec 28, 94Feb 03, 98[B21K]5
7,297,908 Removing method of tubeApr 07, 05Nov 20, 07[H05B]3
8,042,498 Superheated steam generatorDec 13, 06Oct 25, 11[F22G, H05B, F28F, G21D, F24F]1

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2010/0300,379 BOILER WATERWALL PANELApr 18, 07Dec 02, 10[F22B]
2009/0319,010 Body Heating DeviceAug 29, 06Dec 24, 09[A61F]
2008/0318,078 Alloy-Coated Boiler Part and Method of Welding Self-Fluxing Alloy-Coated Boiler PartMar 24, 05Dec 25, 08[B32B, C21D]
2008/0141,953 SUPERHEATED STEAM GENERATORDec 13, 06Jun 19, 08[F22G]
2007/0272,626 Sludge dehydrating processor for converting sludge including organic substance into resources of low water contentMay 26, 06Nov 29, 07[C02F]
2005/0235,473 Removing method of tubeApr 07, 05Oct 27, 05[B23P, H01J]
2005/0166,987 Clad pipeFeb 01, 05Aug 04, 05[B32B]
2003/0067,376 Inductor for heating inner-circumference of holeOct 09, 02Apr 10, 03[H01F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,214,053 Body heating deviceAug 29, 06Jul 03, 12[A61N, A61F]
8,042,498 Superheated steam generatorDec 13, 06Oct 25, 11[F22G, H05B, F28F, G21D, F24F]
7,807,273 Alloy-coated boiler part and method of welding self-fluxing alloy-coated boiler partMar 24, 05Oct 05, 10[B23K, B32B, F22B, C22C]
7,513,061 Sludge dehydrating processor for converting sludge including organic substance into resources of low water contentMay 26, 06Apr 07, 09[F26B]
7,297,908 Removing method of tubeApr 07, 05Nov 20, 07[H05B]
7,169,480 Clad pipeFeb 01, 05Jan 30, 07[B32B]
6,778,057 Inductor for heating inner-circumference of holeOct 09, 02Aug 17, 04[H01F]
5,713,130 Partially thick-walled elongated metallic member and methods of making and connecting the sameDec 28, 94Feb 03, 98[B21K]
5,397,876 High frequency bolt heater having induction heating coilJan 06, 94Mar 14, 95[H05B]

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Top Inventors for This Owner

Inventor Name Address # of Patent/Pub
Hirayama Kotaro
Kawasaki-shi, JP
7
Matsubara Yoichi
Kanagawa, JP
4
Watanabe Yasuo
Kitakyushu, JP
4
Sochi Yoshinobu
Kanagawa, JP
3
Hiramatsu Yoshimasa
Kawasaki-shi, JP
2
Kawanami Shumpei
Hiratsuka, JP
2
Kogin Takashi
Kawasaki-shi, JP
2
Kumakawa Makoto
Kanagawa, JP
2
Lee Shin-Nan
Taipei, TW
2
Maenosono Tsukasa
Kawasaki, JP
2