HITACHI TOOL ENGINEERING, LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23B TURNING; BORING 943
 
  
 
B23C MILLING 924
 
  
 
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 695
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM3154
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
B26D CUTTING; DETAILS COMMON TO MACHINES FOR SEVERING, e.g. BY CUTTING, PERFORATING, PUNCHING, STAMPING-OUT 136

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2015/0258,617 BALL-END MILL AND INSERTSep 19, 13Sep 17, 15[B23C]
2015/0063,928 MACHINING HEAD, HOLDER AND EXCHANGEABLE TIP CUTTING TOOLMar 27, 13Mar 05, 15[B23C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9868161 Ball-end mill and insertSep 19, 13Jan 16, 18[B23C]
9868162 Machining head, holder and exchangeable tip cutting toolMar 27, 13Jan 16, 18[B23B, B23C]
9579734 Multi-flute endmillDec 27, 11Feb 28, 17[B23C]
9534292 Hard-coated tool and its production methodSep 30, 13Jan 03, 17[C23C, B23B]
9527141 Negative cutting insert, and indexable rotary cutting tool, indexable rotary cutting tool system and cutting method using such cutting insertJun 08, 12Dec 27, 16[B23B, B23C]
9492872 Surface-modified, WC-based cemented carbide member, hard-coated, WC-based cemented carbide member, and their production methodsJul 30, 12Nov 15, 16[C23C, B23B, B23C]
9421624 End mill for cutting of high-hardness materialsJan 27, 12Aug 23, 16[B23C]
9228258 Hard-coated member and its production method, and indexable rotary tool comprising itMar 27, 12Jan 05, 16[C23C, B05D]
8827600 Carbide end mill and cutting method using the end millApr 21, 10Sep 09, 14[B23C]
8304098 Hard-coated member, and its production methodOct 12, 07Nov 06, 12[B23B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8585329 Ball end millExpiredNov 04, 08Nov 19, 13[B23C]
2012/0114,964 COATED-SURFACE SLIDING PART HAVING EXCELLENT COATING ADHESION AND METHOD FOR PRODUCING THE SAMEAbandonedJul 13, 10May 10, 12[C23C, C22C, B32B]
7661912 Tool having damperExpiredApr 28, 06Feb 16, 10[B23B]
6387552 TiCN-based cermetExpiredSep 21, 00May 14, 02[B32B, C22C]
5468278 Cermet alloyExpiredNov 10, 93Nov 21, 95[C22C]
5248352 TiC-base cermet alloyExpiredMar 26, 92Sep 28, 93[C22C]
5149361 Cermet alloyExpiredDec 26, 89Sep 22, 92[C22C]
5149595 Cermet alloy and process for its productionExpiredSep 11, 91Sep 22, 92[B22F]
4957548 Cermet alloyExpiredJul 22, 88Sep 18, 90[C22C]
4778521 Tough cermet and process for producing the sameExpiredJun 02, 86Oct 18, 88[C22C]

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