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Inventor

Katherine M. Madden

Inventor
Kent, WA, US

Overview

3→
Patents
2000–2012
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 liquids60%
Y10TTechnical subjects covered by former us classification40%
PatentTitleYear
8,277,206'Device and method for maintaining a static seal of a high pressure pump'20127,367,789'Device for maintaining a static seal of a high pressure pump'20086,145,845'Biased seal assembly for high pressure fluid pump'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2008Patents assigned to FLOW INT CORP (2)· patent assignee history
2000–2012Based in Kent, WA, US· patent location history
2012Patents assigned to CALLAHAN SHAWN M (1)· patent assignee history
2012Patents assigned to FLOW INTERNAT CORPORATIOIN (1)· patent assignee history
2012Patents assigned to HASHISH MOHAMED A (1)· patent assignee history
2012Patents assigned to KOSTOHRIS KRAIG T (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FLOW INT CORP22000–2008
CALLAHAN SHAWN M12012
FLOW INTERNAT CORPORATIOIN12012
HASHISH MOHAMED A12012
KOSTOHRIS KRAIG T12012
Locations
LocationPatentsSpan
Kent, Washington, US32000–2012