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Inventor

Paul D. Butler

Inventor
Methuen, MA, US

Overview

3→
Patents
2006–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

G01Jprimary
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light15%
G01NInvestigating or analysing materials by determining their chemical or physical properties15%
H01JElectric discharge tubes or discharge lamps15%
H05HPlasma technique15%
H05KPrinted circuits15%
G06FElectric digital data processing8%
H01HElectric switches8%
H03MCoding8%
PatentTitleYear
10,240,979Pulse generator and systems and methods for using same20199,072,169'Pulse generator and systems and methods for using same'20157,015,896'Keyboards with both individual and combination key output'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to DIGIT WIRELESS LLC (1)· patent assignee history
2006Based in Haverhill, MA, US· patent location history
2015–2019Patents assigned to CASCODIUM INC (2)· patent assignee history
2015Patents assigned to BUTLER NEAL R (1)· patent assignee history
2015Patents assigned to BUTLER PAUL D (1)· patent assignee history
2015Patents assigned to COBLER PATRICK J (1)· patent assignee history
2015–2019Based in Methuen, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CASCODIUM INC22015–2019
BUTLER NEAL R12015
BUTLER PAUL Dself12015
COBLER PATRICK J12015
DIGIT WIRELESS LLC12006
Locations
LocationPatentsSpan
Methuen, Massachusetts, US22015–2019
Haverhill, Massachusetts, US12006