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

Minoru Den — 1 Patent

NINichicon: 1 patents #25 of 79Top 35%
Moriyama, JP: #1,633 of 2,577 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Minoru Den has been granted 1 US patent while listed as an inventor at Nichicon. All of these patents were granted in 1991. Minoru Den ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Minoru Den in Moriyama, JP.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5057967 Rolled film capacitor Hirokazu Sakaguchi, Morihiko Hasebe, Shigeyoshi Nishikawa, Masayoshi Kakine, Shusaku Tsujio 1991-10-15