NIPPON ANTENA KABUSHIKI KAISHA

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01Q AERIALS 2108

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9397389 Ring antennaDec 12, 12Jul 19, 16[H01Q]
5838283 Loop antenna for radiating circularly polarized wavesSep 17, 96Nov 17, 98[H01Q]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0001,910 On-Vehicle AntennaAbandonedJan 24, 06Jan 07, 10[H01Q]
7439926 Planar antenna fitted with a reflectorExpiredJun 22, 04Oct 21, 08[H01Q]
2008/0117,111 Antenna ApparatusAbandonedSep 09, 07May 22, 08[H01Q]
2007/0127,368 Signal DividerAbandonedNov 21, 06Jun 07, 07[H04J]
7023388 Multiple resonance antenna and mobile phone antennaExpiredMay 26, 03Apr 04, 06[H01Q]
6839033 Multi-frequency antennaExpiredSep 05, 03Jan 04, 05[H01Q]
6741220 Cross dipole antenna and composite antennaExpiredNov 13, 01May 25, 04[H01Q]
6734831 Dual-resonance antennaExpiredJul 05, 02May 11, 04[H01Q]
6714164 Multifrequency antennaExpiredOct 03, 02Mar 30, 04[H01Q]
6703987 Helical antennaExpiredJul 05, 02Mar 09, 04[H01Q]
6693596 Dual-frequency antennaExpiredApr 23, 02Feb 17, 04[H01Q]
6554555 Antenna-mounting nutExpiredNov 13, 01Apr 29, 03[F16B]
2003/0076,270 On-vehicle antennaAbandonedSep 25, 02Apr 24, 03[H01Q]
6346926 Helical antennaExpiredOct 27, 00Feb 12, 02[H01Q]
6018327 Single-wire spiral antennaExpiredNov 03, 97Jan 25, 00[H01Q]
5914697 Method of fabricating radio device helical antennasExpiredDec 02, 97Jun 22, 99[H01Q]
4665406 Mechanism for extending and contracting antennaExpiredMay 15, 85May 12, 87[H01Q]

Top Inventors for This Owner

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