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Inventor

Earl E. Masterson

Inventor
Minneapolis, MN, US

Overview

8→
Patents
1977–2009
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus33%
B23KSoldering or unsoldering17%
G11BInformation storage based on relative movement between record carrier and transducer17%
G05DSystems for controlling or regulating non-electric variables8%
H01RElectrically-conductive connections8%
LOCD18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
7,525,707'Parallel-beam scanning for surface patterning of materials'20097,371,596'Parallel-beam scanning for surface patterning of materials'20084,836,791'High density coax connector'1989D0265085'Phonograph'19824,254,959'Phonograph tone arm control system'19814,239,239'Phonograph tone arm system'19804,012,111'Microscope object slide positioning system'19774,012,112'Microscope stage positioning system'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to HONEYWELL INC (2)· patent assignee history
1977–1989Based in Minneapolis, MN, US· patent location history
1980Patents assigned to MASTERSON ENGR INC (1)· patent assignee history
1981–1982Patents assigned to MASTERSON ENG INC (2)· patent assignee history
1989Patents assigned to AMP INC (1)· patent assignee history
2008–2009Patents assigned to SEMICUBE INC (2)· patent assignee history
2008–2009Based in Guerneville, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HONEYWELL INC21977
MASTERSON ENG INC21981–1982
SEMICUBE INC22008–2009
AMP INC11989
MASTERSON ENGR INC11980
Locations
LocationPatentsSpan
Minneapolis, Minnesota, US61977–1989
Guerneville, California, US22008–2009