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Inventor

David P. Marcusen

Inventor
Hortonville, WI, US

Overview

23→
Patents
1991–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 23 as inventor

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

B23Kprimary
B23KSoldering or unsoldering28%
G09BEducational or demonstration appliances15%
Y10TTechnical subjects covered by former us classification9%
B60NSeats specially adapted for vehicles7%
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons4%
B60PVehicles adapted for load transportation or to transport, to carry, or to comprise special loads or objects4%
B62BHand-propelled vehicles, e.g. hand carts or perambulators4%
F16KValves4%
F22BMethods of steam generation4%
LOC154%
PatentTitleYear
11,081,020Stick welding electrode with real-time feedback features202111,052,810Transportation carts for gas bottles202110,657,839Stick welding electrode holders with real-time feedback features202010,593,230Stick welding electrode holder systems and methods202010,576,864Transportation carts for gas bottles202010,373,517Simulation stick welding electrode holder systems and methods20199,757,819'Calibration tool and method for a welding system'20179,751,149'Welding stand for a welding system'20179,713,852'Welding training systems and devices'20179,132,502'Consumable selection aid for a plasma cutting system'20159,024,581'Charger plug with improved package'20158,901,450'Consumable selection aid for a plasma cutting system'20148,772,668'Plasma torch and torch handle having ergonomic features'20148,754,348'Method and apparatus for proportional valve actuation in a plasma cutter'20148,637,786'Method and apparatus for high power density plasma cutting system'2014D0698378'Plasma torch'2014D0683774'Plasma torch handle'20138,378,249'Method and apparatus for proportional valve actuation in a plasma cutter'20137,591,030'Patient transfer device'20097,340,784'Patient transfer device'20085,316,255'Vacuum container holder'19945,171,061'Pull-out gear driven container holder'19925,072,989'Pivoted arm cupholder'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–1994Patents assigned to PRINCE CORP (3)· patent assignee history
1991Based in Zeeland, MI, US· patent location history
1992–1994Based in Fennville, MI, US· patent location history
2008–2009Based in Appleton, WI, US· patent location history
2013–2021Patents assigned to ILLINOIS TOOL WORKS (17)· patent assignee history
2013–2015Patents assigned to MARCUSEN DAVID P (4)· patent assignee history
2013–2014Patents assigned to BUETTNER NICK WILLIAM (2)· patent assignee history
2013–2014Patents assigned to GIESSLER STEFAN (2)· patent assignee history
2013–2021Based in Hortonville, WI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ILLINOIS TOOL WORKS172013–2021
MARCUSEN DAVID Pself42013–2015
PRINCE CORP31991–1994
BUETTNER NICK WILLIAM22013–2014
GIESSLER STEFAN22013–2014
Locations
LocationPatentsSpan
Hortonville, WI, US182013–2021
Appleton, WI, US22008–2009
Fennville, MI, US21992–1994
Zeeland, MI, US11991