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

Hitoshi Oi — 3 Patents

Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
San Jose, CA: #14,697 of 32,062 inventorsTop 50%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Hitoshi Oi has been granted 3 US patents while listed as an inventor at Fujitsu Limited. The first was granted in 2005 and the most recent in May 2008. Hitoshi Oi ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Hitoshi Oi in San Jose, CA, US.

Patents per Year

Patents granted per year, 2005 to 2008Bar chart with a peak of 1 patents in 2005.peak 12005: 1 patents20052007: 1 patents20072008: 1 patents2008

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7380001 Fault containment and error handling in a partitioned system with shared resources Kazunori Masuyama, Yasushi Umezawa, Jeremy J. Farrell, Sudheer Miryala, Takeshi Shimizu +1 more 2008-05-27
7159017 Routing mechanism for static load balancing in a partitioned computer system with a fully connected network Patrick Conway, Takeshi Shimizu, Kazunori Masuyama, Sudheer Miryala, Jeremy J. Farrell +1 more 2007-01-02
6961761 System and method for partitioning a computer system into domains Kazunori Masuyama, Patrick Conway, Jeremy J. Farrell, Sudheer Miryala, Yukio Nishimura +1 more 2005-11-01