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

Robert J. Ko — 3 Patents

QSQuickturn Design Systems: 3 patents #28 of 71Top 40%
Saratoga, CA: #1,554 of 2,933 inventorsTop 55%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Robert J. Ko has been granted 3 US patents while listed as an inventor at Quickturn Design Systems. The first was granted in 1995 and the most recent in November 1998. Robert J. Ko ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Robert J. Ko in Saratoga, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5835751 Structure and method for providing reconfigurable emulation circuit Nang-Ping Chen, Jeong-Tyng Li, Thomas B. Huang, Ming Yang Wang 1998-11-10 $3,174,000
5649167 Methods for controlling timing in a logic emulation system Nang-Ping Chen, Jeong-Tyng Li, Thomas B. Huang, Ming Yang Wang 1997-07-15 $5,550,000
5475830 Structure and method for providing a reconfigurable emulation circuit without hold time violations Nang-Ping Chen, Jeong-Tyng Li, Thomas B. Huang, Ming Yang Wang 1995-12-12 $2,071,000