Nihon Kaiheiki Industrial Company Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 193
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5519387 Utility meter assembly and remote module and mounting apparatus and assemblyApr 14, 94May 21, 96[G08B]
5278362 Push-button switch with display deviceJul 06, 92Jan 11, 94[H01H]
5212744 Compact optical switchOct 07, 91May 18, 93[G02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0032,219 LEVER SWITCH WITH DISPLAY DEVICEAbandonedMar 15, 10Feb 10, 11[G06F]
2009/0015,561 Switch with a display capable of tree-type searching by a single unitAbandonedJul 08, 08Jan 15, 09[G06F]
2008/0259,227 Small switch having liquid crystal displayAbandonedAug 15, 07Oct 23, 08[G02F]
2005/0168,421 Small switch having liquid crystal displayAbandonedSep 20, 04Aug 04, 05[G09G]
6348665 Tilt switchExpiredSep 21, 00Feb 19, 02[H01H]
5200884 Electrical control deviceExpiredNov 22, 89Apr 06, 93[H05K]
5134505 Push-button switch with liquid-crystal displayExpiredJan 22, 91Jul 28, 92[G02F]
5038004 Miniature switchExpiredMay 23, 90Aug 06, 91[H01H]
D316540 Push button switchExpiredMar 31, 89Apr 30, 91[]
5004318 Small optical fiber switchExpiredJan 30, 90Apr 02, 91[G02B]
4997996 Printed wiring board mounted electronic componentExpiredMar 29, 89Mar 05, 91[H05K]
4987279 Display button of push-button switchExpiredSep 22, 89Jan 22, 91[H01H]
4882461 Subminiature push-button switchExpiredJul 29, 88Nov 21, 89[H01H]
4862325 Printed wiring board mounted electronic componentExpiredDec 17, 87Aug 29, 89[H05K]
4854041 Method of manufacturing a switch baseExpiredFeb 17, 88Aug 08, 89[H01H]
4851619 Miniature switchExpiredFeb 17, 88Jul 25, 89[H01H]
D301136 Push button switchExpiredOct 01, 86May 16, 89[]
D299642 Toggle switchExpiredJan 06, 86Jan 31, 89[]
4778964 Subminiature switch with common and stationary switching contactsExpiredJun 08, 87Oct 18, 88[H01H]
D297726 Rotary switch knobExpiredMar 10, 86Sep 20, 88[]

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