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Inventor

Rolf M. Hanson

Inventor
Holmen, WI, US

Overview

3→
Patents
1997–1999
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.

F16Kprimary
F16KValves40%
F24FAir-conditioning40%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters20%
PatentTitleYear
5,883,486'Apparatus and method for soft-starting a three-phase motor'19995,741,180'Fresh air flor modulation device'19985,674,125'Fresh air flow modulation device'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–1999Patents assigned to AMERICAN STANDARD INC (3)· patent assignee history
1997–1998Based in Holmen, WI, US· patent location history
1999Based in Onalaska, WI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN STANDARD INC31997–1999
Locations
LocationPatentsSpan
Holmen, WI, US21997–1998
Onalaska, WI, US11999