O-TA Precision Casting Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A63B APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT 166
 
  
 
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 144
 
  
 
C22C ALLOYS 171

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D489424 Golf club headMay 22, 03May 04, 04[2102]
6617050 Low density and high ductility alloy steel for a golf club headOct 19, 01Sep 09, 03[A63B, C21D, C22C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0043,115 Golf club head and method for manufacturing the golf club headAbandonedAug 18, 03Feb 24, 05[A63B]
2005/0006,007 Low density iron based alloy for a golf club headAbandonedJul 11, 03Jan 13, 05[C22C]
2005/0009,629 Golf club head and method of fabricating the sameAbandonedJul 09, 03Jan 13, 05[A63B]
2005/0009,630 Wood type golf club headAbandonedJul 09, 03Jan 13, 05[A63B]
6805643 Composite golf club headExpiredAug 18, 03Oct 19, 04[A63B]
6773359 Wood type golf club headExpiredApr 23, 03Aug 10, 04[A63B]
6723007 Face of a golf club headExpiredDec 09, 02Apr 20, 04[A63B]
6626769 Wood club headExpiredApr 15, 02Sep 30, 03[A63B]
2003/0082,067 Low-density iron based alloy for a golf clubAbandonedOct 25, 01May 01, 03[C22C]

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