Resources Contact Us Home
Porzilli; Louis B.
Sparta, NJ
No. of patents:

Patent Number Title Of Patent Date Issued
6563033 Stringed musical instrument with apparatus enhancing low frequency sounds May 13, 2003
A stringed instrument such as a guitar with a thinner than traditional body is provided enhanced decibels measured by sound pressure level (DBSPL) response employing a combination of one or more of each of a passive radiator, tuned isolated resonating wave guide or guides in the body
5659155 Acoustical transducer enclosure August 19, 1997
The purpose of the invention is to direct, in a coherent fashion, audible frequencies, particularly, low frequencies and especially those below 90 cycles. The advantage to directing low frequencies to acute projection patterns previously thought impossible is to reduce low frequency feed

  Recently Added Patents
Semiconductor device and method of manufacturing the same
High performance actuator motor
Fuel basket spacer, apparatus and method using the same for storing high level radioactive waste
Orthogonal tunable antenna array for wireless communication devices
SONOS stack with split nitride memory layer
Estrogen receptor ligands
  Randomly Featured Patents
Elastic laminated sheet of an incrementally stretched nonwoven fibrous web and elastomeric film and method
Plant tag
Hardening developer for silver halide photography and development method
Catalytic oxidation of organic nitrogen-containing compounds
Electric motor system
Process for preparing propylene homopolymers and copolymers
Method for transferring data detected by a plurality of sensors
Refrigeration system
Backflow prevention for high pressure gradient systems
Method for continuously monitoring the soundness of the protective covering on underground metal structures, and devices for its implementation