TM

Tsuneo Maruyama

MM Mitsubishi Materials: 2 patents #7 of 120Top 6%
AC Asmo Co.: 1 patents #14 of 97Top 15%
DE Denso: 1 patents #291 of 1,132Top 30%
Overall (2003): #38,157 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6599018 Oil-impregnant sintered bearing and manufacturing method thereof, and motor Junichi Iguchi, Kenji Nishio, Tooru Itoh, Takeshi Tanaka 2003-07-29
6524365 Bearing made of graphite-dispersed copper-based sintered alloy and motorized fuel pump using this bearing Noboru Kanezaki, Yoshio Ebihara 2003-02-25