Skip to content
Patent Leaderboard
USPTO Patent Rankings
Data through Dec 31, 2025
Search
Companies
Universities
Inventors
Cities
States
Technologies
Top Patents
Inventor 500
Select ranking year
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Home
›
Companies
›
Koninklijke Kpn N.V.
KN
Koninklijke Kpn N.V.
— 380 Patents
Rank
(All Time):
#2,094
of
105,732
Top 2%
298
inventors
380
Patents All Time
Patents per Year
Patents granted per year, 1999 to 2025
Bar chart with a peak of 32 patents in 2022.
peak 32
1999: 14 patents
1999
2000: 16 patents
2001: 1 patents
2002: 6 patents
2002
2003: 8 patents
2004: 9 patents
2005: 8 patents
2005
2006: 14 patents
2007: 7 patents
2008: 14 patents
2008
2009: 4 patents
2010: 5 patents
2011: 5 patents
2011
2012: 8 patents
2013: 12 patents
2014: 18 patents
2014
2015: 14 patents
2016: 17 patents
2017: 23 patents
2017
2018: 18 patents
2019: 24 patents
2020: 23 patents
2020
2021: 31 patents
2022: 32 patents
2023: 12 patents
2023
2024: 20 patents
2025: 17 patents
2025
Top Inventors at Koninklijke Kpn N.V.
All Time
Showing
1–50
of
298
inventors
Rank
Name
Patents
1
Hans Maarten Stokking
52
2
Mattijs Oskar Van Deventer
46
3
Antonius Norp
34
#4
Emmanuel Thomas
32
#4
Omar Aziz Niamut
32
#6
Ray Van Brandenburg
30
#7
Ljupco Jorguseski
23
#8
Sander De Kievit
19
#9
Lucia D'Acunto
18
#10
Martin Prins
17
#10
Toni Dimitrovski
17
#12
John Gerard Beerends
16
#12
Johannes Maria Van Loon
16
#12
Michael Schenk
16
#15
Frank Fransen
15
#15
Haibin Zhang
15
#17
Fabian Arthur Walraven
12
#17
Frank Muller
12
#19
Franklin Selgert
10
#19
Miodrag Djurica
10
#19
Pieter Nooren
10
#19
Remco Litjens
10
#19
Willem Griffioen
10
#24
Frank Den Hartog
9
#24
Hendrikus Nathaniël Hindriks
9
#24
José Almodóvar Chico
9
#27
Alexandre da Silva Pratas Gabriel
8
#27
Andries Pieter Hekstra
8
#27
Bastiaan Wissingh
8
#27
Job Cornelis Oostveen
8
#27
Konstantinos Trichias
8
#27
Menno Bangma
8
#27
Simon Gunkel
8
#27
Victor Bastiaan Klos
8
#35
Wieger IJntema
7
#36
Adrian Victor Pais
6
#36
Bernardus Hillen
6
#36
Jan Willem Martin Kleinrouweler
6
#36
Jacob Cornelis Van der Wal
6
#36
Jeroen Famaey
6
#36
Pieter Koert Veenstra
6
#36
Rudolf Strijkers
6
#43
Anton Havekes
5
#43
Bryan Jerrel Busropan
5
#43
Erwin Willem Middelesch
5
#43
Jeroen Hoebeke
5
#43
Shuang Zhang
5
#48
Albertus Feiken
4
#48
Alphonsus Johannes Van Tol
4
#48
Cornelis Casparus Van Bijsterveld
4
1
2
3
Next »
Most Valuable Patents
Patent
Est. Value
Year
Electronic payment method and system having several calculation units and electronic payment devices
$19M
2000
Apparatus for deriving positional information on box-shaped objects, and method in which apparatus is used
$18M
2000
Method and device for inserting a cable-shaped member into an elongated, tubular sheathing wound around, or in, a holder
$11M
1999
Multiple tickets on smart cards
$10M
1999
Method of securely storing and retrieving monetary data
$10M
1999
All 100 most valuable US patents →
Related Companies
Graco Children'S Products
382
Meyer Intellectual Properties
382
Electro Scientific Industries
382
Weber-Stephen Products
382
Rain Bird
382
Contemporary Amperex Technology (Hong Kong) Limited
380
Sanofi-Aventis
380
Tellabs Operations
380
Danziger “Dan” Flower Farm
380