LexDanaLexDanabeta
Inventor

Douglas Andrews

Inventor
Millis, MA, US

Overview

3→
Patents
1988–2018
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F04Bprimary
F04BPositive-displacement machines for liquids29%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g29%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests29%
A61CDentistry14%
PatentTitleYear
9,970,427Integration of automated cryopump safety purge20187,415,831'Integration of automated cryopump safety purge'20084,741,698'Subperiosteal impant with detachable bar and method for its implanting'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to ANDREWS CERAMIC LAB INC (1)· patent assignee history
1988Based in Pataskala, OH, US· patent location history
2008–2018Patents assigned to BROOKS AUTOMATION INC (2)· patent assignee history
2008–2018Based in Millis, MA, US· patent location history
2018Patents assigned to AMUNDSEN PAUL E (1)· patent assignee history
2018Patents assigned to ANDREWS DOUGLAS (1)· patent assignee history
2018Patents assigned to BUONPANE MAUREEN C (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BROOKS AUTOMATION INC22008–2018
AMUNDSEN PAUL E12018
ANDREWS CERAMIC LAB INC11988
ANDREWS DOUGLASself12018
BUONPANE MAUREEN C12018
Locations
LocationPatentsSpan
Millis, Massachusetts, US22008–2018
Pataskala, OH, US11988