Fuji Kihan Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 780
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 353
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM3154
 
  
 
C21D MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS 342
 
  
 
F02F CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES 332
 
  
 
B24D TOOLS FOR GRINDING, BUFFING, OR SHARPENING 228
 
  
 
C09C TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES 228
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 299
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS248
 
  
 
A61N ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY 1106

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0193,658 SURFACE TREATMENT METHOD FOR POWDERED METAL MATERIALSep 14, 14Jul 07, 16[B22F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8893538 Instantaneous heat treatment method for metal productNov 10, 11Nov 25, 14[C22F, C21D]
8518543 DLC-coated sliding member and method for producing the sameFeb 03, 09Aug 27, 13[B32B]
8430020 Method for surface treatment of a skirt portion of a piston for an internal combustion engine and a piston for an internal combustion engineOct 07, 09Apr 30, 13[B23P, F16J]
8410029 Surface-oxide abrasion-resistant lubricant coating and method for forming the sameMar 05, 09Apr 02, 13[B05D, F16C, B32B]
8231741 Method for surface treatment of an internal combustion pistion and an internal combustion pistonMay 10, 10Jul 31, 12[C23C, B23P, F02F, C22C]
7767033 Method for surface treatment of an internal combustion piston and an internal combustion pistonJul 18, 07Aug 03, 10[C23C, B41N, B23P, F02F]
7651727 Method for surface treatment of sliding portionAug 23, 05Jan 26, 10[B05D]
7637858 Functional sheetApr 13, 05Dec 29, 09[A61N]
7487763 Fuel reformerMay 13, 05Feb 10, 09[F02M]
7431960 Photocatalyst coating method and photocatalyst coated article produced by such methodApr 23, 04Oct 07, 08[B05D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0221,036 METHOD FOR ENHANCING ADHESION OF LOW-TEMPERATURE CERAMIC COATINGAbandonedDec 16, 15Aug 04, 16[B05D]
8652227 Abrasive cleaning agent, method for manufacturing the same, and method for polishing using abrasive cleaning agentExpiredJun 26, 13Feb 18, 14[C09K, C09C, B24D, C11D]
2014/0021,174 METHOD FOR REINFORCING WELDING TIP AND WELDING TIPAbandonedApr 22, 13Jan 23, 14[B23K]
8529650 Abrasive cleaning agent, method for manufacturing the same, and method for polishing using abrasive cleaning agentExpiredJun 19, 08Sep 10, 13[C09K, C09C, B24D]
6291012 Method for forming a metallic coat by impacting metallic particles on a workpieceExpiredFeb 03, 98Sep 18, 01[B05D]

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