K-TECH DEVICES KABUSHIKI KAISHA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 3148
 
  
 
G08C TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS 154
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6147680 Touchpad with interleaved tracesJun 03, 97Nov 14, 00[G09G]
6002389 Touch and pressure sensing method and apparatusSep 23, 97Dec 14, 99[G09G]
6002594 Flexible touchpad circuit with mounted circuit boardDec 19, 97Dec 14, 99[H05K]
5920309 Touch sensing method and apparatusJan 04, 96Jul 06, 99[E08C]
5825352 Multiple fingers contact sensing method for emulating mouse buttons and mouse operations on a touch sensor padFeb 28, 96Oct 20, 98[G09G]
5790107 Touch sensing method and apparatusJun 07, 95Aug 04, 98[G08C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5945980 Touchpad with active plane for pen detectionExpiredNov 14, 97Aug 31, 99[G09G]

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