Assignee
BABBCO LTD
9 granted patents·236 citations·filing 1972–1978
Top patents by PatentIndex Score
9 records- 0193US3983337ABroad-band acoustic speakerBABBCO LTD·Filed 1973·Granted Sep 28, 1976·58 cites·39 claims
- 0292USD244698SLoudspeaker coneBABBCO LTD·Filed 1976·Granted Jun 14, 1977·28 cites·1 claims
- 0386US3953675AAudio speaker systemBABBCO LTD·Filed 1972·Granted Apr 27, 1976·33 cites·10 claims
- 0472US4225756ABroad band dynamic loudspeakerBABBCO LTD·Filed 1978·Granted Sep 30, 1980·22 cites·4 claims
- 0561US4205205ADynamic loudspeaker having magnetic assembly adhesively bonded within a surrounding basketBABBCO LTD·Filed 1978·Granted May 27, 1980·15 cites·13 claims
- 0659US4144416AUnitary tuned port and loudspeaker frameBABBCO LTD·Filed 1977·Granted Mar 13, 1979·22 cites·6 claims
- 0759US4115667ALoudspeaker voice coil bearingBABBCO LTD·Filed 1976·Granted Sep 19, 1978·22 cites·21 claims
- 0856US4225757ABroad band dynamic loudspeakerBABBCO LTD·Filed 1978·Granted Sep 30, 1980·20 cites·5 claims
- 0951US4188711AMethod of making broad band dynamic loudspeakerBABBCO LTD·Filed 1977·Granted Feb 19, 1980·16 cites·12 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →