4. Plastic and nonmetallic article shaping or treating: processes
  5. Direct application of fluid pressure differential to...
  6. Including application of internal fluid pressure to hollow...

Rudolf Maier

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Active acoustic resonator for abating noise

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Counterwave generation control path
Patent

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Apparatus for suppressing structure borne noises

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation
Reexamination Certificate

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Apparatus for the active suppression of noise radiated by a...

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Acoustic – nonairborne vibration sensing or counterwave emission
Reexamination Certificate

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Device and process for oscillation insulation in a...

Brakes – Internal-resistance motion retarder – Piezoelectric
Reexamination Certificate

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Double-mold blow-molding system and method of use

Plastic and nonmetallic article shaping or treating: processes – Direct application of fluid pressure differential to... – Including application of internal fluid pressure to hollow...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1270026

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