Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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William Semper — 31 Patents

Samsung: 31 patents #3,918 of 75,807Top 6%
Richardson, TX: #68 of 2,156 inventorsTop 4%
Texas: #3,737 of 125,132 inventorsTop 3%
Overall (All Time): #115,823 of 4,157,543Top 3%
31 Patents All Time
William Semper has been granted 31 US patents while listed as an inventor at Samsung. The first was granted in 2003 and the most recent in November 2014. William Semper ranks #115,823 of 4,157,543 US inventors in our database (top 2.8%). Patent records list William Semper in Richardson, TX, US.

Patents per Year

Patents granted per year, 2003 to 2014Bar chart with a peak of 6 patents in 2009.peak 62003: 2 patents20032005: 1 patents2006: 2 patents20062007: 1 patents2008: 3 patents20082009: 6 patents2010: 3 patents20102011: 4 patents2012: 3 patents20122013: 4 patents2014: 2 patents2014

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
8891455 Synchronous spectrum sharing by dedicated networks using OFDM/OFDMA signaling Joseph R. Cleveland, Changhoi Koo 2014-11-18
8837441 Versatile system for WLAN/CDMA2000 interworking Purva Rajkotia, Sanjaykumar Kodali 2014-09-16
8483193 Legacy mobile station support on sip-based FEMTO device 2013-07-09
8446893 Enhanced coexistence beacon protocol (ECBP) for precise intercell synchronization of overlapping wireless base stations Baowei Ji 2013-05-21
8391217 Synchronous spectrum sharing by dedicated networks using OFDM/OFDMA signaling Joseph R. Cleveland, Farooq Khan, Eran Pisek, Changhoi Koo 2013-03-05
8379550 Location based femtocell device configuration and handoff 2013-02-19
8285299 Mobile release message Purva Rajkotia 2012-10-09
8118213 Indirect mobile codes with flexible formats 2012-02-21
8098597 IAS-based configuration for UMB Femto devices 2012-01-17
8059590 Bandwidth allocation and soft handoff in multi-hop cellular communication networks Purva Rajkotia, Changhoi Koo 2011-11-15
8036241 Method and system for contention resolution in telecommunication networks Baowei Ji 2011-10-11
7924819 Versatile system for radio access network session information retrieval 2011-04-12
7899028 Method and system for synchronizing data transmissions in IP-based networks 2011-03-01
7826407 Versatile system for efficient version control messaging in a wireless radio access network 2010-11-02
7813315 Spectrum sharing in a wireless communication network Joseph R. Cleveland, Farooq Khan, Eran Pisek 2010-10-12
7773997 System and method for controlling quality of service in a wireless network Purva Rajkotia 2010-08-10
7570961 Apparatus and method for reactivating multiple packet data sessions in a wireless network Purva Rajkotia 2009-08-04
7561896 Method and system for origination signaling in a wireless network John Csapo, Purva Rajkotia 2009-07-14
7558241 System and method for fast packet data connection setup 2009-07-07
7526320 Method and system for providing communication between a mobile switching center and a mobile station operating in a data mode using an IP-based network interface 2009-04-28
7508797 Method and system for providing a base station-assigned public long code mask Purva Rajkotia, Chanakya Bandyopadhyay, Sanjaykumar Kodali 2009-03-24
7483436 System and method for establishing mobile station-to-mobile station packet data calls directly between base stations of a wireless network 2009-01-27
7457266 System and method for routing data packets in a 1xEV-DV wireless network Purva Rajkotia 2008-11-25
7379739 Apparatus and method for selecting a handoff base station in a wireless network Purva Rajkotia, Joseph R. Cleveland, Sanjay Kodali 2008-05-27
7324814 Apparatus and method for exchanging version indicator information between entities in a wireless network 2008-01-29