Teikoku Tsushin Kogyo Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 787
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 1132
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6142791 Construction for mounting electronic component on flexible substrateJul 15, 98Nov 07, 00[H01R]
6023033 Keytop plate and method for producing the sameDec 01, 97Feb 08, 00[H01H]
5794766 Rotary switchAug 08, 96Aug 18, 98[H01H]
5475192 Keytop sheet for push-button switchesOct 20, 93Dec 12, 95[H01H]
5399821 Keytop for push-button switches, and method of manufacturing sameOct 20, 93Mar 21, 95[H01H]
5362932 Push-button switch, keytop, and method of manufacturing the keytopOct 12, 93Nov 08, 94[H01H]
5362934 Push-button switch, keytop, and method of manufacturing the keytopApr 14, 93Nov 08, 94[H01H]
5309316 Terminal structure of flexible printed circuit boardSep 28, 92May 03, 94[H05K]
5280146 Push-button switch, keytop, and method of manufacturing the keytopOct 29, 91Jan 18, 94[H01H]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8053684 Mounting structure and method for mounting electronic component onto circuit boardExpiredDec 19, 06Nov 08, 11[H01L]
7728710 Electronic parts board and method of producing the sameExpiredFeb 05, 04Jun 01, 10[H01C]
7148430 Electronic component mounting structure onto boardExpiredJan 18, 05Dec 12, 06[H01L]
7101603 Key top plateExpiredMar 04, 05Sep 05, 06[B32B]
6958183 Key top plate and a method for manufacturing the sameExpiredFeb 13, 02Oct 25, 05[H01H, B32B]
6809485 Driving device for oscillatory actuatorExpiredNov 13, 02Oct 26, 04[H02K]
6388211 Method of molding a molding resin on a substrate having openings, switch substrate with a molding resin, method of forming a switch pattern on a switch substrate, and a switch substrateExpiredDec 23, 99May 14, 02[H01H]
6262500 Vibration generatorExpiredMar 22, 00Jul 17, 01[H04M]
6086810 Method of affixing synthetic resin film and molding resinExpiredFeb 12, 97Jul 11, 00[B29C]
5909068 Vibration generating deviceExpiredDec 23, 97Jun 01, 99[H02K]
5613599 Method of manufacturing a framed keytop sheet for a push-button switchExpiredMar 25, 96Mar 25, 97[H01H]
5589121 Method of enlarging design provided on a synthetic resin filmExpiredDec 14, 94Dec 31, 96[B29C]
5415504 Nest drill tubeExpiredOct 19, 93May 16, 95[B23B]
5111363 Mount for electronic partsExpiredJun 12, 89May 05, 92[H05K]
5071611 Method of making molded resin casing of electronic part with flat cableExpiredDec 07, 89Dec 10, 91[B28B, B29D]
4978491 Molded resin casing of electronic part incorporating flexible boardExpiredSep 13, 88Dec 18, 90[B29C]
4935718 Molded resin casing of electronic part incorporating flexible boardExpiredAug 22, 88Jun 19, 90[H01C]
4928082 Molded resin casing of electronic part with flexible flat cableExpiredAug 22, 88May 22, 90[H01C]
4815981 Flexible printed circuit board terminal structureExpiredJul 15, 87Mar 28, 89[H01R]
4658101 Sliding-type dip switchExpiredFeb 19, 86Apr 14, 87[H01H]

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