Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
LY

Longfei YI

Tdk: 7 patents #849 of 3,796Top 25%
Overall (All Time): #675,266 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12334895 Electronic component Shigemitsu Tomaki 2025-06-17
12323122 Filter circuit and multilayered filter device Masahiro TATEMATSU, Shuhei SAWAGUCHI, Yuta ASHIDA, Tetsuzo Goto, Yoshinori Matsumaru +1 more 2025-06-03
12308813 Filter circuit and multilayered filter device Shuhei SAWAGUCHI, Masahiro TATEMATSU, Yuta ASHIDA, Tetsuzo Goto, Yoshinori Matsumaru +1 more 2025-05-20
12308502 Multilayered filter device Shigemitsu Tomaki 2025-05-20
12294131 Multilayered filter device Shigemitsu Tomaki 2025-05-06
12218396 Multi-layered band-pass filter device Shigemitsu Tomaki 2025-02-04
11955681 Band-pass filter Honoka Atsuchi, Yuta ASHIDA, Yoshinori Matsumaru, Shuhei SAWAGUCHI, Masahiro TATEMATSU +1 more 2024-04-09