Kobishi Electric Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G10K SOUND-PRODUCING DEVICES 134

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE31152 Alarm buzzerJun 11, 79Feb 15, 83[G10K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D339513 Ashtray with air-cleanerExpiredFeb 01, 89Sep 21, 93[]
5150097 Motor driven bell striking mechanismExpiredAug 28, 89Sep 22, 92[G10K]
D318437 Siren for fire alarmExpiredJul 07, 89Jul 23, 91[]
4996995 AshtrayExpiredFeb 14, 89Mar 05, 91[A24F]
4963855 Warning sound generating deviceExpiredFeb 21, 90Oct 16, 90[G08B]
4952907 Motor driven bellExpiredNov 14, 89Aug 28, 90[G10K]
4896134 Armored self-contained outdoor/indoor siren assemblyExpiredMay 02, 88Jan 23, 90[G08B]
4885572 Anti-theft alarm device for vehicleExpiredDec 30, 88Dec 05, 89[G08B, B60R]
D300730 Combined bell and lampExpiredSep 09, 85Apr 18, 89[]
D299813 Combined bell and lampExpiredSep 09, 85Feb 14, 89[]
D299703 Combined bell and lampExpiredSep 06, 85Feb 07, 89[]
D297519 Alarm buzzerExpiredJun 26, 85Sep 06, 88[]
4742328 Audio and visual alarm deviceExpiredMar 03, 86May 03, 88[G08B]
D293656 Bell with lampExpiredMay 08, 85Jan 12, 88[]
D292895 SirenExpiredFeb 21, 85Nov 24, 87[]
D292498 SirenExpiredMay 29, 85Oct 27, 87[]
4700178 A.C. alarm buzzerExpiredJun 18, 85Oct 13, 87[G10K]
4692741 Motor actuated buzzer assembly with a plurality of leaf springs of different frequenciesExpiredMar 11, 85Sep 08, 87[G10K]
4664055 Alarm hornExpiredFeb 12, 85May 12, 87[G08B, G10K]
4599498 Tamper switchExpiredJan 14, 85Jul 08, 86[H01H]

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