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Inventor

Steven P. Dykstra

Inventor
Zeeland, MI, US

Overview

6→
Patents
1989–2004
Patent span
Performing operations
Primary field (CPC B)

Patents· 6 as inventor

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

B60Jprimary
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles40%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general20%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for20%
F21VFunctional features or details of lighting devices or systems thereof10%
H05BElectric heating10%
PatentTitleYear
6,690,803'Conversation mirror/intercom'20046,553,123'Conversation mirror/intercom'20035,271,654'Visor mount'19935,005,895'Adjustable visor'19914,922,391'Vanity mirror package'19904,847,737'Vehicle vanity with light control'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2003Patents assigned to PRINCE CORP (5)· patent assignee history
1989–2004Based in Zeeland, MI, US· patent location history
2004Patents assigned to JOHNSON CONTROLS TECH CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PRINCE CORP51989–2003
JOHNSON CONTROLS TECH CO12004
Locations
LocationPatentsSpan
Zeeland, MI, US61989–2004