Inventor

Willem Hoekstra

Inventor
Zeist, NL

Overview

4→
Patents
1997–2014
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes22%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations22%
C07KPeptides22%
H01LSemiconductor devices11%
H04NPictorial communication, e.g. television11%
H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2000Patents assigned to AKZO NOBEL NV (2)· patent assignee history
1997–2000Based in Zeist, NL· patent location history
2007Patents assigned to KONINKL PHILIPS ELECTRONICS NV (1)· patent assignee history
2007Based in Eindhoven, NL· patent location history
2014Patents assigned to FOLKERTS HEIN OTTO (1)· patent assignee history
2014Patents assigned to HERMES DANIEL HENDRIK JAN MARIA (1)· patent assignee history
2014Patents assigned to HOEKSTRA WILLEM (1)· patent assignee history
2014Based in Valkenswaard, NL· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AKZO NOBEL NV21997–2000
FOLKERTS HEIN OTTO12014
HERMES DANIEL HENDRIK JAN MARIA12014
HOEKSTRA WILLEMself12014
KONINKL PHILIPS ELECTRONICS NV12007
Locations
LocationPatentsSpan
Zeist, NL21997–2000
Valkenswaard, NL12014
Eindhoven, NL12007