Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KT

Karl Tigerstedt — 5 Patents

Nokia: 5 patents #1,066 of 5,652Top 20%
Espoo, FI: #622 of 3,227 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Karl Tigerstedt has been granted 5 US patents while listed as an inventor at Nokia. The first was granted in 2003 and the most recent in May 2007. Karl Tigerstedt ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Karl Tigerstedt in Espoo, FI.

Patents per Year

Patents granted per year, 2003 to 2007Bar chart with a peak of 2 patents in 2007.peak 22003: 1 patents20032004: 1 patents20042006: 1 patents20062007: 2 patents2007

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7224976 Service priorities in a multi-cell network Atte Artamo, Harri Holma, Uwe Schwarz, Kai Heikkinen, Achim Wacker 2007-05-29 $9,685,000
7197318 Method and network element for controlling handover Uwe Schwarz, Harri Holma, Achim Wacker, Atte Artamo, Kai Heikkinen 2007-03-27 $10,356,000
7085570 Handover method, system and radio network controller Uwe Schwarz, Harri Holma, Atte Artamo, Pauli Aikio, Pekka J. Ranta +3 more 2006-08-01 $5,337,000
6836471 Method and system for inter-operator handover between WCDMA and GSM Harri Holma, Atte Artamo, Kai Heikkinen, Uwe Schwarz, Achim Wacker 2004-12-28 $16,166,000
6615044 Method of WCDMA coverage based handover triggering Harri Holma, Kai Heikkinen, Atte Artamo, Uwe Schwarz, Achim Wacker 2003-09-02 $14,393,000