Inventor

Benjamin M Herrick

Inventor
Boxborough, MA, US

Overview

10→
Patents
1984–2004
Patent span
Physics
Primary field (CPC G)

Patents· 10 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Bprimary
A61BDiagnosis21%
G01SRadio direction-finding17%
G10KSound-producing devices17%
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general13%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves8%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers8%
F15CFluid-circuit elements predominantly used for computing or control purposes4%
G01NInvestigating or analysing materials by determining their chemical or physical properties4%
H05KPrinted circuits4%
Y10TTechnical subjects covered by former us classification4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to HERRICK BENJAMIN M (1)· patent assignee history
1984Patents assigned to TAFT CHARLES K (1)· patent assignee history
1984Based in Acton, MA, US· patent location history
1995–1999Patents assigned to HEWLETT PACKARD CO (4)· patent assignee history
1995–2002Based in Boxborough, MA, US· patent location history
2002–2004Patents assigned to KONINKL PHILIPS ELECTRONICS NV (3)· patent assignee history
2004Based in Boxboro, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HEWLETT PACKARD CO41995–1999
KONINKL PHILIPS ELECTRONICS NV32002–2004
HERRICK BENJAMIN Mself11984
TAFT CHARLES K11984
Locations
LocationPatentsSpan
Boxborough, Massachusetts, US81995–2002
Boxboro, Massachusetts, US12004
Acton, Massachusetts, US11984