Inventor
Peter V. Loeppert
Inventor
Hoffman Estates, IL, US
Overview
Patents· 33 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Rprimary
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers39%
B81BMicrostructural devices or systems, e.g. micromechanical devices15%
B81CProcesses or apparatus specially adapted for the manufacture or treatment of microstructural devices or systems6%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h106%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves3%
G01NInvestigating or analysing materials by determining their chemical or physical properties3%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock3%
H01LSemiconductor devices3%
H03FAmplifiers3%
H03HImpedance networks, e.g. resonant circuits3%
PatentTitleYear
11,122,360Microphone assembly with back volume vent202110,939,214Acoustic transducers with a low pressure zone and diaphragms having enhanced compliance202110,805,702Systems and methods for reducing noise in microphones20209,641,950'Integrated CMOS/MEMS microphone die components'20179,635,460'Sensitivity adjustment apparatus and method for MEMS devices'20179,516,421'Acoustic sensing apparatus and method of manufacturing the same'20169,479,854'Microphone assembly with barrier to prevent contaminant infiltration'20169,399,574'MEMS package and a method for manufacturing the same'20169,237,402'Integrated CMOS/MEMS microphone die'20169,075,426'Low profile human interface device'20159,078,063'Microphone assembly with barrier to prevent contaminant infiltration'20158,987,030'MEMS package and a method for manufacturing the same'20158,791,531'Package with a CMOS die positioned underneath a MEMS die'20148,687,823'Microphone interface and method of operation'20148,594,347'Microphone having multiple transducer elements'20138,457,332'Microphone and orientation sensor assembly'20138,170,244'Microphone having multiple transducer elements'20128,073,153'System and method for engaging in conversation while using an earphone'20117,297,567'Method for singulating a released microelectromechanical system wafer'20077,023,066'Silicon microphone'20066,987,859'Raised microstructure of silicon based device'20066,847,090'Silicon capacitive microphone'20056,552,469'Solid state transducer for converting between an electrical signal and sound'20036,535,460'Miniature broadband acoustic transducer'20035,870,482'Miniature silicon condenser microphone'19995,861,779'Impedance circuit for a miniature hearing aid'19995,740,261'Miniature silicon condenser microphone'19985,490,220'Solid state condenser and microphone devices'19965,446,413'Impedance circuit for a miniature hearing aid'19955,178,015'Silicon-on-silicon differential input sensors'19934,760,250'Optoelectronics system for measuring environmental properties having plural feedback detectors'19884,746,898'Bi-phase decoder'19884,508,613'Miniaturized potassium ion sensor'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1988Patents assigned to GOULD INC (2)· patent assignee history
1985–2015Based in Hoffman Estates, IL, US· patent location history
1993Based in Rolling Meadows, IL, US· patent location history
1995–1999Patents assigned to KNOWLES ELECTRONICS INC (5)· patent assignee history
2003–2021Patents assigned to KNOWLES ELECTRONICS LLC (24)· patent assignee history
2011–2017Patents assigned to LOEPPERT PETER V (8)· patent assignee history
2012–2013Patents assigned to ABRY MICHAEL (2)· patent assignee history
2015–2017Based in Durand, IL, US· patent location history
2020–2021Based in Itasca, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KNOWLES ELECTRONICS LLC | 24 | 2003–2021 |
| LOEPPERT PETER Vself | 8 | 2011–2017 |
| KNOWLES ELECTRONICS INC | 5 | 1995–1999 |
| ABRY MICHAEL | 2 | 2012–2013 |
| GOULD INC | 2 | 1985–1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hoffman Estates, Illinois, US | 22 | 1985–2015 |
| Durand, Illinois, US | 7 | 2015–2017 |
| Itasca, Illinois, US | 3 | 2020–2021 |
| Rolling Meadows, Illinois, US | 1 | 1993 |