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Inventor

Abram K. Roskam

Inventor
Sleeuwijk, NL

Overview

4→
Patents
1985–1999
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G01Fprimary
G01FMeasuring volume, volume flow, mass flow or liquid level67%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
5,987,997'Ultrasound flow measurement method'19995,908,992'Ultrasound flow measurement method'19994,716,649'Method of making a sensor for a magnetic inductive flowmeter'19884,507,975'Measured-value sensors for magnetic-inductive flowmeters'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1988Patents assigned to RHEOMETRON AG (2)· patent assignee history
1985–1999Based in Sleeuwijk, NL· patent location history
1999Patents assigned to KROHNE AG (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KROHNE AG21999
RHEOMETRON AG21985–1988
Locations
LocationPatentsSpan
Sleeuwijk, NL41985–1999