NEC TOPPAN CIRCLE SOLUTIONS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 2154
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
H01K ELECTRIC INCANDESCENT LAMPS 121

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5658611 Surface protection material for printed circuit board and process of forming surface protection filmsJun 07, 95Aug 19, 97[B05D]
5526564 Method of manufacturing a multilayered printed wiring boardJun 02, 95Jun 18, 96[H01K]
5382757 Multilayer printed wiring board and process for manufacturing the sameOct 17, 91Jan 17, 95[H05K]
5337466 Method of making a multilayer printed wiring boardJan 06, 93Aug 16, 94[H05K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6317864 System and method for graphic layout modificationExpiredMar 23, 99Nov 13, 01[G06F]
6301686 Graphic layout compaction system capable of compacting a layout at onceExpiredMar 23, 99Oct 09, 01[G06F]
6188229 Conductive-pattern recognition apparatusExpiredAug 28, 98Feb 13, 01[G01N, G01R]
6035108 Figure layout compaction method and compaction deviceExpiredOct 17, 97Mar 07, 00[G06F]
5994034 Fabrication method of printed wiring boardExpiredApr 21, 97Nov 30, 99[G03C]
5979044 Fabrication method of multilayer printed wiring boardExpiredMar 23, 98Nov 09, 99[H05K]
5746813 Surface protection material for printed circuit board and process of forming surface protection filmsExpiredFeb 18, 97May 05, 98[C04B]
5499446 Method for manufacturing printed circuit board with through-holeExpiredNov 29, 94Mar 19, 96[H01K]
5499447 Method for manufacturing a printed circuit board having electrodes on end surface of substrateExpiredDec 19, 94Mar 19, 96[H01K]
5462837 Method of fabricating high density printed circuit boardExpiredSep 01, 94Oct 31, 95[G03F]
5455393 Multilayered printed wiring board and method of manufacturing the sameExpiredNov 30, 93Oct 03, 95[H05K]
4668332 Method of making multi-layer printed wiring boardsExpiredApr 26, 85May 26, 87[C03C, C23F, B44C]

Top Inventors for This Owner

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