NOHMI BOSAI LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 3559
 
  
 
1005 INSTRUMENTS, APPARATUS AND DEVICES FOR CHECKING, SECURITY OR TESTING813
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 5201
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 2157
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 2131
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 2283
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 2154
 
  
 
A62C FIRE-FIGHTING 126
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 163
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9824563 Fire monitoring system and smoke detectorFeb 21, 17Nov 21, 17[G08B]
9251681 Fire alarm systemJul 05, 13Feb 02, 16[G08B]
9165448 Smoke detectorSep 03, 13Oct 20, 15[G08B, G01N]
9123218 Fire control panel with a display unit for displaying system informationJul 05, 13Sep 01, 15[G08B]
D717194 Fire alarm panelDec 27, 12Nov 11, 14[1005]
8760651 Smoke detectorSep 11, 12Jun 24, 14[G01N]
8675324 Short-circuit isolatorJan 24, 11Mar 18, 14[H02H]
8553421 Fire alarm system transmitterSep 14, 10Oct 08, 13[H05K]
8510068 Photoelectric smoke sensorDec 01, 10Aug 13, 13[G01R]
8294895 Fire detectorMar 25, 10Oct 23, 12[G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
8305209 Alarm deviceExpiredDec 02, 09Nov 06, 12[G08B]
2012/0261,498 SPRINKLER HEADAbandonedDec 27, 10Oct 18, 12[B05B]
8269642 Alarm system and alarm deviceExpiredDec 02, 09Sep 18, 12[G08B]
2011/0187,541 AUDIBLE ALARM DEVICE AND FIRE ALARM SYSTEM INCLUDING THE SAMEAbandonedJan 24, 11Aug 04, 11[G08B]
2010/0000,744 HIGH EXPANSION FOAM FIRE-EXTINGUISHING SYSTEMAbandonedJul 01, 09Jan 07, 10[A62C]
2009/0266,564 High expansion foam fire-extinguishing systemAbandonedMar 03, 09Oct 29, 09[A62C]
6958700 Fire receiverExpiredAug 15, 02Oct 25, 05[G08B]
6756897 Fire receiverExpiredMay 09, 02Jun 29, 04[G08B]
6583404 Photoelectric smoke detecting apparatusExpiredNov 09, 00Jun 24, 03[H01J]
6545602 Fire alarm systemExpiredOct 23, 01Apr 08, 03[G08B]
6281791 Fire alarm systemExpiredJun 10, 99Aug 28, 01[G08B]
6239697 Fire alarm systemExpiredJun 15, 99May 29, 01[G08B, G05B]
6100789 Fire control and indicating equipmentExpiredJun 14, 99Aug 08, 00[G08B]
6081192 Fire alarm systemExpiredFeb 10, 98Jun 27, 00[G08B]
6033080 Emergency light operable on the lever principleExpiredFeb 24, 98Mar 07, 00[F21K]
5926280 Fire detection system utilizing relationship of correspondence with regard to image overlapExpiredJul 28, 97Jul 20, 99[G01B]
5754103 Transmission line-monitoring apparatus for use in a fire alarm systemExpiredAug 08, 95May 19, 98[G08B]
5732778 Sprinkler headExpiredJul 13, 95Mar 31, 98[A62C]
5673020 Early stage fire detecting apparatusExpiredMar 28, 95Sep 30, 97[G08B]
5673027 Smoke detector, adjustment apparatus and test apparatus for such a smoke detectorExpiredDec 13, 94Sep 30, 97[G08B]

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