Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Caesar — 5 Patents

SWSierra Wireless: 4 patents #16 of 160Top 10%
GEGlenayre Electronics: 1 patents #54 of 108Top 50%
North Vancouver, CA: #158 of 800 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
David Caesar has been granted 5 US patents while listed as an inventor at Sierra Wireless. The first was granted in 1994 and the most recent in July 2009. David Caesar ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list David Caesar in North Vancouver, BC, CA.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7557770 Method and apparatus for switching between internal and external antennas in a device such as PC-Card modem 2009-07-07 $2,815,000
7397781 Configurable multislot class for wireless devices Steven Lawrence Gielty, Riley Steven Hoyt 2008-07-08 $5,076,000
7345636 Dielectric encapsulating antenna Behrouz Pourseyed, Dan Florescu 2008-03-18 $5,054,000
7295171 Method and apparatus for switching between internal and external antennas in a device such as PC-Card modem 2007-11-13 $5,302,000
5333194 Autoequalizing bidirectional-to-unidirectional hybrid network 1994-07-26