AKAI ELECTRIC CO., LTD.
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Jun 03, 1997 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 121 Total Citation Count
- Mar 08, 1979 Earliest Filing
- 14 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
Top Patents (by citation)
Upgrade to the Professional Level to View Top Patents for this Owner. Learn More |
Recent Publications
- No Recent Publications to Display
Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5636076 Automatic recording current controller of magnetic recorderExpiredMay 24, 95Jun 03, 97[H04N, G11B]
5446539 Magnetic recording and reproducing device with selective line noise cancelingExpiredMar 04, 94Aug 29, 95[H04N]
5416641 Magnetic recording/reproducing apparatus including a switch for selectively supplying a reference signal to the recording unitExpiredSep 15, 92May 16, 95[G11B]
5400149 Magnetic recording apparatus having improved detail emphasis circuitExpiredSep 15, 92Mar 21, 95[H04N]
5249064 Noise canceller for use in a magnetic reproducing apparatusExpiredSep 15, 92Sep 28, 93[H04N]
5111346 FM audio record reproducing apparatus having circuitry for preventing discontinuities during channel switching or switching of read headsExpiredJul 18, 89May 05, 92[G11B]
4409633 Mn-Zn Single crystalline ferrite head and a method of making the sameExpiredApr 03, 81Oct 11, 83[G11B]
4285894 Mn-Zn single crystalline ferrite head and a method of making the sameExpiredMar 08, 79Aug 25, 81[C04B]
Top Inventors for This Owner
Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More |
We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.