Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Charles Simmons — 14 Patents

Oracle: 8 patents #1,517 of 14,854Top 15%
BPBfs Diversified Products: 2 patents #13 of 69Top 20%
QLQlogic: 1 patents #124 of 242Top 55%
IBM: 1 patents #44,878 of 70,183Top 65%
LPLenovo (Singapore) Pte.: 1 patents #1,155 of 1,012Top 115%
Eugene, OR: #71 of 1,137 inventorsTop 7%
Oregon: #3,136 of 28,073 inventorsTop 15%
Overall (All Time): #332,869 of 4,157,543Top 9%
14 Patents All Time
Charles Simmons has been granted 14 US patents while listed as an inventor at Oracle. The first was granted in 2000 and the most recent in February 2015. Charles Simmons ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Charles Simmons in Eugene, OR, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8959376 Sharing power between two or more power sharing servers Mitchell Walker 2015-02-17
8898346 Method and system for configuring network devices 2014-11-25 $3,288,000
8085926 Call flow staffing estimation tool James N. Boughton, Salvatore Cino 2011-12-27 $5,499,000
7150019 Using distributed information about lock conversion requests to efficiently manage lock state transitions Madhusudan Krishnapuram, Hans Karten 2006-12-12 $162,983,000
7073176 Deadlock detection based on information stored in distributed objects that participate in a distributed lock management system Madhusudan Krishnapuram, Hans Karten 2006-07-04
D488168 Air actuator Robert F. Elliott, Donald E. Foulke, Jr., Joshua R. Leonard 2004-04-06
6715146 Efficiently distributing information used for lock management among distributed resource objects using sequence numbers Madhusudan Krishnapuram, Hans Karten 2004-03-30 $128,356,000
6708198 Efficiently initiating lock state transitions for distributed resource objects that participate in a distributed lock management system Madhusudan Krishnapuram, Hans Karten 2004-03-16 $62,719,000
6704767 Using distributed information about lock conversion requests to efficiently manage lock state transitions Madhusudan Krishnapuram, Hans Karten 2004-03-09 $220,929,000
6668270 Efficiently distributing information used for lock management between distributed resource objects Madhusudan Krishnapuram, Hans Karten 2003-12-23 $243,159,000
6618744 Efficient lock state transitions in a distributed system Madhusudan Krishnapuram, Hans Karten 2003-09-09 $310,456,000
6574654 Method and apparatus for lock caching Madhusudan Krishnapuram, Hans Karten 2003-06-03 $124,850,000
6513418 Air actuator Robert F. Elliott, Donald E. Foulke, Jr., Joshua R. Leonard 2003-02-04
6074005 Bus stop seating device 2000-06-13