Assignee
INTERSONICS INC
US·15 granted patents·596 citations·filing 1978–1993
Top patents by PatentIndex Score
15 records- 0189US4284403AAcoustic levitation and methods for manipulating levitated objectsINTERSONICS INC·Filed 1978·Granted Aug 18, 1981·49 cites·14 claims
- 0283US4845759ASound source having a plurality of drivers operating from a virtual pointINTERSONICS INC·Filed 1988·Granted Jul 4, 1989·79 cites·2 claims
- 0382US5036944AMethod and apparatus for acoustic levitationINTERSONICS INC·Filed 1986·Granted Aug 6, 1991·48 cites·26 claims
- 0480US4757227ATransducer for producing sound of very high intensityINTERSONICS INC·Filed 1986·Granted Jul 12, 1988·38 cites·17 claims
- 0573US4564727ASubwoofer speaker systemINTERSONICS INC·Filed 1984·Granted Jan 14, 1986·40 cites·8 claims
- 0672US4531025ALoudspeaker with commutated coil driveINTERSONICS INC·Filed 1984·Granted Jul 23, 1985·39 cites·7 claims
- 0771US5313127AMoving magnet motorINTERSONICS INC·Filed 1993·Granted May 17, 1994·33 cites·7 claims
- 0870US5140641AServo valve loudspeakerINTERSONICS INC·Filed 1991·Granted Aug 18, 1992·36 cites·10 claims
- 0968US4763358ARotary sound transducerINTERSONICS INC·Filed 1986·Granted Aug 9, 1988·41 cites·9 claims
- 1068US4757547AAir cooled loudspeakerINTERSONICS INC·Filed 1987·Granted Jul 12, 1988·41 cites·6 claims
- 1167US5150272AStabilized electromagnetic levitator and methodINTERSONICS INC·Filed 1990·Granted Sep 22, 1992·57 cites·13 claims
- 1265US5317642ALoudspeakers having torque drive radiatorsINTERSONICS INC·Filed 1993·Granted May 31, 1994·38 cites·13 claims
- 1359US5096017AAero-acoustic levitation device and methodINTERSONICS INC·Filed 1990·Granted Mar 17, 1992·26 cites·15 claims
- 1455US4841495AHorn loaded transducer for acoustic levitationINTERSONICS INC·Filed 1986·Granted Jun 20, 1989·17 cites·10 claims
- 1545US5257676AMethod and apparatus for stabilizing levitated objectsINTERSONICS INC·Filed 1991·Granted Nov 2, 1993·14 cites·22 claims
Join the waitlist — get patent alerts
Get an alert when INTERSONICS INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →