Toyo Seikan Kaisha

Patent Owner

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B41F PRINTING MACHINES OR PRESSES 143
 
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 1153

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8635954 Ink trap method and an ink trap apparatusMar 13, 07Jan 28, 14[B41F]
7910241 Battery outer case for receiving a flat battery pack joined by seam-rollingSep 13, 05Mar 22, 11[H01M]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2009/0269,651 Coupler for a fuel cellAbandonedOct 02, 07Oct 29, 09[H01M]
4798697 Process for preparation of injection molded body of olefin/vinyl alcohol copolymerExpiredMar 31, 87Jan 17, 89[B29C]

Top Inventors for This Owner

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