Inventor

Frank J. McGrath

Inventor
Wellesley, MA, US

Overview

13→
Patents
1998–2013
Patent span
Physics
Primary field (CPC G)

Patents· 13 as inventor

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

G09Bprimary
G09BEducational or demonstration appliances35%
G10LSpeech analysis techniques or speech synthesis35%
G06FElectric digital data processing22%
G06GAnalogue computers4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2000Patents assigned to DRAGON SYSTEMS INC (8)· patent assignee history
1998–2013Based in Wellesley, MA, US· patent location history
2006–2013Patents assigned to IBM (5)· patent assignee history
2012–2013Patents assigned to MCGRATH FRANK (2)· patent assignee history
2013Patents assigned to BERGMAN LAWRENCE D (1)· patent assignee history
2013Patents assigned to CASTELLI VITTORIO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DRAGON SYSTEMS INC81998–2000
IBM52006–2013
MCGRATH FRANKself22012–2013
BERGMAN LAWRENCE D12013
CASTELLI VITTORIO12013
Locations
LocationPatentsSpan
Wellesley, Massachusetts, US131998–2013