Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yuki Kajitani — 3 Patents

Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
Kawasaki, JP: #6,627 of 15,035 inventorsTop 45%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Yuki Kajitani has been granted 3 US patents while listed as an inventor at Fujitsu Limited. The first was granted in 1999 and the most recent in February 2004. Yuki Kajitani ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Yuki Kajitani in Kawasaki, JP.

Patents per Year

Patents granted per year, 1999 to 2004Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992003: 1 patents20032004: 1 patents2004

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6687832 Control of topology views in network management Asuro Harada, Yasuhiro Yamaguchi, Hiroaki Abe, Naoki Hayashi, Satoshi Nagai +2 more 2004-02-03
6643254 Rerouting method for a PVC route on an ATM network and a network management system using the rerouting method Hiroaki Abe, Toshimasa Arai, Asuro Harada, Yasuhiro Yamaguchi, Kazuya Jimbo 2003-11-04
5966509 Network management device Hiroaki Abe, Takahiro Miyazaki, Kazuya Jimbo, Hideyuki Chiba 1999-10-12