MASUMOTO, TSUYOSHI

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22C ALLOYS 567
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 579
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 151
 
  
 
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS 136
 
  
 
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 1100

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6004407 Hard magnetic materials and method of producing the sameSep 20, 96Dec 21, 99[H01F]
6001193 Hard magnetic alloy compact and method of producing the sameMar 25, 97Dec 14, 99[H01F]
5858131 High strength and high rigidity aluminum-based alloy and production method thereforMay 14, 97Jan 12, 99[C22C]
5741373 Fe based soft magnetic alloy, magnetic materials containing same, and magnetic apparatus using the magnetic materialsApr 14, 95Apr 21, 98[H01F]
5648174 Highly hard thin film and method for production thereofApr 12, 95Jul 15, 97[C23C]
5605560 Method of producing an atomized alloy powerJun 06, 95Feb 25, 97[B22F]
5509975 Soft magnetic bulky alloy and method of manufacturing the sameSep 27, 94Apr 23, 96[H01F]
5509978 High strength and anti-corrosive aluminum-based alloyFeb 09, 95Apr 23, 96[C22C]
5458702 Alloy powder, dispersion-type conductor using the sameJun 24, 93Oct 17, 95[C22C]
5449419 Fe based soft magnetic alloy, magnetic materials containing same, and magnetic apparatus using the magnetic materialsFeb 24, 94Sep 12, 95[H01F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6331218 High strength and high rigidity aluminum-based alloy and production method thereforExpiredSep 29, 98Dec 18, 01[C22C]
6027586 Forming process of amorphous alloy materialExpiredMar 17, 94Feb 22, 00[C22C]
5549951 Composite ultrafine particles of nitrides, method for production and sintered article thereofExpiredSep 07, 94Aug 27, 96[B22F]
5458700 High-strength aluminum alloyExpiredApr 28, 94Oct 17, 95[C22C]
5423923 Hard film of amorphous Ti-Si alloy having fine tin particlesExpiredSep 30, 94Jun 13, 95[C22C]
5053084 High strength, heat resistant aluminum alloys and method of preparing wrought article therefromExpiredApr 30, 90Oct 01, 91[C22C]
5015308 Corrosion-resistant and heat-resistant amorphous aluminum-based alloy thin film and process for producing the sameExpiredJul 11, 89May 14, 91[C22C]
5013346 Method of making additive powders for coating materials or plasticsExpiredOct 10, 89May 07, 91[C03B, B22F]
4891068 Additive powders for coating materials or plasticsExpiredOct 24, 88Jan 02, 90[B22F]
4781771 Amorphous Co-based metal filaments and process for production of the sameExpiredDec 30, 86Nov 01, 88[C22C]
4704169 Rapidly quenched alloys containing second phase particles dispersed thereinExpiredSep 08, 83Nov 03, 87[C22C]
4565747 Boron nitride containing titanium nitride, method of producing the same and composite ceramics produced therefromExpiredNov 09, 84Jan 21, 86[C04B, B32B]

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