FK

Fumio Kawamata

KE Keihin: 2 patents #128 of 596Top 25%
GI Gigaphoton: 1 patents #146 of 212Top 70%
Overall (All Time): #1,465,659 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10250008 Discharge excitation gas laser apparatus Akihiko KUROSU 2019-04-02
7966985 Valve operating system and engine intake control system Shigehiko Ota, Makoto Hirata, Takashi Fukuda 2011-06-28
7631628 Engine intake control system Shigehiko Ota, Makoto Hirata 2009-12-15