MEISEI ELECTRIC CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01W METEOROLOGY 214
 
  
 
B64B LIGHTER-THAN-AIR AIRCRAFT 114
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 1119

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D431540 Telephone instrumentSep 03, 99Oct 03, 00[1403]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0122,008 RADIOSONDE POWER SOURCE DEVICE AND RADIOSONDEAbandonedSep 18, 12May 07, 15[H02J, G01W]
2005/0135,918 Cover glass transfer device for sample sealing apparatusAbandonedOct 19, 04Jun 23, 05[B65G]
5648961 Radio telephone system and antenna device and base station for the sameExpiredNov 01, 95Jul 15, 97[H04J]
5386541 Method of copying system data and copying adaptor thereforExpiredOct 21, 93Jan 31, 95[G06F]
D323827 Telephone setExpiredDec 19, 90Feb 11, 92[]
D320797 Telephone instrument setExpiredDec 28, 89Oct 15, 91[]
D315564 Direct station telephone selectorExpiredDec 11, 89Mar 19, 91[]
D313235 Telephone apparatusExpiredJul 21, 89Dec 25, 90[]
D310076 TelephoneExpiredMar 12, 87Aug 21, 90[]
D304564 Attendant telephone switchboardExpiredMay 19, 87Nov 14, 89[]
D303801 Direct station telephone selectorExpiredAug 22, 88Oct 03, 89[]
D300029 Direct station telephone selector standExpiredJan 22, 87Feb 28, 89[]
D299134 Telephone apparatus with speakerphone and display panelExpiredJan 22, 87Dec 27, 88[]
D287722 Telephone standExpiredJan 07, 85Jan 13, 87[]
D287723 Telephone stand for direct station selectionExpiredJan 07, 85Jan 13, 87[]
4428793 Preparation method for a microscopic specimen and a device thereforExpiredAug 18, 82Jan 31, 84[B65H, B65C]
4376931 System for detecting abnormality in internal pressure of tireExpiredSep 18, 80Mar 15, 83[B60C]

Top Inventors for This Owner

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