KK

Katsuya Kumagai

DE Denso: 2 patents #4,986 of 11,792Top 45%
MT Mirise Technologies: 1 patents #55 of 133Top 45%
TC Toshiba Battery Co.: 1 patents #88 of 145Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #1,326,786 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12278170 Semiconductor module, electrical component, and connection structure of the semiconductor module and the electrical component Hiroshi Ishino, Hirokazu Sampei, Koji Doi 2025-04-15
11557563 Sinter sheet, semiconductor device and manufacturing method thereof Tomohito IWASHIGE, Takeshi Endoh 2023-01-17
5525444 Alkaline secondary battery Takeo Ito, Eiichi Wakai, Kunihiko Miyamoto 1996-06-11