Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ashok Joshi — 12 Patents

Oracle: 10 patents #1,149 of 14,854Top 8%
DEDigital Equipment: 1 patents #1,005 of 2,100Top 50%
SYSybase: 1 patents #175 of 384Top 50%
Nashua, NH: #170 of 1,592 inventorsTop 15%
New Hampshire: #1,227 of 12,181 inventorsTop 15%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Ashok Joshi has been granted 12 US patents while listed as an inventor at Oracle. The first was granted in 1995 and the most recent in October 2011. Ashok Joshi ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Ashok Joshi in Nashua, NH, US.

Patents per Year

Patents granted per year, 1995 to 2011Bar chart with a peak of 4 patents in 2002.peak 41995: 1 patents19951996: 2 patents19961998: 1 patents19982001: 1 patents20012002: 4 patents20022004: 1 patents20042009: 1 patents20092011: 1 patents2011

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8032548 Efficient network data transfer Margaret Susairaj, Sumanta Chatterjee 2011-10-04 $26,315,000
7640275 Method and system for controlling recovery downtime William Bridge, Boris Klots, Juan R. Loaiza 2009-12-29 $179,176,000
6678704 Method and system for controlling recovery downtime by maintaining a checkpoint value William Bridge, Boris Klots, Juan R. Loaiza 2004-01-13 $180,933,000
6470423 Managing partitioned cache Alexander C. Ho, Gianfranco Putzolu, Juan R. Loaiza, Graham Wood, William Bridge 2002-10-22 $226,661,000
6378043 Reward based cache management Mahesh Baburao Girkar, Prabuddha Biswas 2002-04-23 $250,407,000
6370619 Managing partitioned cache Alexander C. Ho, Gianfranco Putzolu, Juan R. Loaiza, Graham Wood, William Bridge 2002-04-09 $134,797,000
6351754 Method and system for controlling recovery downtime William Bridge, Boris Klots, Juan R. Loaiza 2002-02-26 $685,898,000
6253212 Method and system for maintaining checkpoint values Juan R. Loaiza, William Bridge 2001-06-26 $929,318,000
5717919 Database system with methods for appending data records by partitioning an object into multiple page chains Hanuma Kodavalla, Sumanta Chatterjee, Bruce McCready 1998-02-10 $13,041,000
5524205 Methods and apparatus for optimizing undo log usage David B. Lomet, Peter Spiro, Ananth Raghavan, Tirumanjanam Rengarajan 1996-06-04 $213,370,000
5485608 Methods and apparatus for updating information in a computer system using logs and state identifiers David B. Lomet, Peter Spiro, Ananth Raghavan, Tirumanjanam K. Rangarajan 1996-01-16 $97,863,000
5414839 Hybrid lock escalation and de-escalation protocols 1995-05-09 $8,981,000