LexDanaLexDanabeta
Inventor

Henry Yinwah Tsang

Inventor
Roseville, MN, US

Overview

3→
Patents
2013–2017
Patent span
LOC
Primary field

Patents· 3 as inventor

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

LOC15primary
LOC1567%
F04DNon-positive-displacement pumps33%
PatentTitleYear
9,587,641'Integrated reciprocating primer drive arrangement'2017D0693850'Pump shroud'2013D0682886'Pump shroud'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2017Patents assigned to WATEROUS CO (3)· patent assignee history
2013Patents assigned to HAIDER MARK FRANCIS (1)· patent assignee history
2013Patents assigned to JOHNSON BRIAN JACOB (1)· patent assignee history
2013Patents assigned to JOHNSON ROBERT ALLEN (1)· patent assignee history
2013Patents assigned to METTLER THOMAS JOSEPH (1)· patent assignee history
2013–2017Based in Roseville, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WATEROUS CO32013–2017
HAIDER MARK FRANCIS12013
JOHNSON BRIAN JACOB12013
JOHNSON ROBERT ALLEN12013
METTLER THOMAS JOSEPH12013
Locations
LocationPatentsSpan
Roseville, Minnesota, US32013–2017