NIHON SPINDLE MANUFACTURING CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 353
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
B23B TURNING; BORING 250
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 2123
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN 134
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 151
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 126
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0050,317 NANOPARTICLE SYNTHESIS APPARATUSJun 27, 17Feb 22, 18[B01J, B22F]
2017/0100,871 TWIN-SCREW EXTRUDERDec 22, 16Apr 13, 17[B29C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9579831 Plastic working method and spinning machine used in the sameMay 08, 15Feb 28, 17[B29C, B21D, B29L]
8091231 Spinning method of a work piece in a non-circular cylindrical shape and apparatus for the sameDec 30, 08Jan 10, 12[B21D]
7731201 Work fixing deviceJun 06, 06Jun 08, 10[B23B]
6913379 Closed kneaderApr 02, 02Jul 05, 05[B29B]
6536315 Spinning deviceJun 12, 01Mar 25, 03[B23B]
6311908 Crushing method for waste containing materials unfit for crushing and apparatus for its practiceJan 14, 00Nov 06, 01[B02C]
6295856 Spindle mechanism of drawerJun 28, 00Oct 02, 01[B21D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7806679 Drawing apparatus and drawing methodExpiredDec 30, 08Oct 05, 10[B28B, B21D]
6823704 Apparatus and method of forming cylindrical work pieceExpiredJul 18, 02Nov 30, 04[B21D]
6338197 Method of manufacturing multi-stage pulleyExpiredMar 23, 99Jan 15, 02[B21K]

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