Assignee
ALPS MOTOROLA
20 granted patents·172 citations·filing 1974–1977
Top patents by PatentIndex Score
20 records- 0190USD251970SMicrophone holder or similar articleALPS MOTOROLA·Filed 1977·Granted May 29, 1979·29 cites·1 claims
- 0284USD252024SHousing for a microphone or similar articleALPS MOTOROLA·Filed 1977·Granted Jun 5, 1979·19 cites·1 claims
- 0382USD251908SMicrophone holder or similar articleALPS MOTOROLA·Filed 1977·Granted May 22, 1979·17 cites·1 claims
- 0478US3949919ASelf-aligning capstan bearingALPS MOTOROLA·Filed 1974·Granted Apr 13, 1976·16 cites·7 claims
- 0577USD252085SHousing for a microphone or similar articleALPS MOTOROLA·Filed 1977·Granted Jun 12, 1979·14 cites·1 claims
- 0673US3996618ARetention device for cassette tape recorderALPS MOTOROLA·Filed 1975·Granted Dec 7, 1976·15 cites·7 claims
- 0763US3947883AIndicator device for slot-in type cassette tape recorderALPS MOTOROLA·Filed 1975·Granted Mar 30, 1976·10 cites·6 claims
- 0860USD252084SHousing for a microphone or similar articleALPS MOTOROLA·Filed 1977·Granted Jun 12, 1979·7 cites·1 claims
- 0957US3947895AMagnetic tape recorderALPS MOTOROLA·Filed 1975·Granted Mar 30, 1976·8 cites·7 claims
- 1054US4071858ACartridge ejection preventing deviceALPS MOTOROLA·Filed 1977·Granted Jan 31, 1978·9 cites·10 claims
- 1152US4028735AHead indexing apparatus for a combined two and four channel tape player/recorderALPS MOTOROLA·Filed 1975·Granted Jun 7, 1977·7 cites·9 claims
- 1242US4075908AControl lever locking mechanismALPS MOTOROLA·Filed 1975·Granted Feb 28, 1978·4 cites·2 claims
- 1342US3955216ARetention device for endless cartridge tape recorderALPS MOTOROLA·Filed 1974·Granted May 4, 1976·4 cites·5 claims
- 1437US3985043AFly-wheel for tape recorderALPS MOTOROLA·Filed 1975·Granted Oct 12, 1976·5 cites·11 claims
- 1533US4152737AMagnetic recording and reproducing apparatus for use with either a tape cassette or a tape cartridgeALPS MOTOROLA·Filed 1977·Granted May 1, 1979·1 cites·5 claims
- 1630US4129890AMagnetic recording and reproducing apparatusALPS MOTOROLA·Filed 1977·Granted Dec 12, 1978·0 cites·11 claims
- 1730US3961373ATrack indicating mechanism for magnetic tape recording and reproducing deviceALPS MOTOROLA·Filed 1974·Granted Jun 1, 1976·0 cites·5 claims
- 1827US3983579ATwo-channel and four-channel cartridge tape playerALPS MOTOROLA·Filed 1974·Granted Sep 28, 1976·4 cites·4 claims
- 1925US4079428ATrack changing mechanism for cartridge type tape playersALPS MOTOROLA·Filed 1976·Granted Mar 14, 1978·2 cites·10 claims
- 2014US3939492ALocking mechanism for control lever in magnetic tape recorderALPS MOTOROLA·Filed 1974·Granted Feb 17, 1976·1 cites·5 claims
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