KM

Keiji Muramatsu

AC Asahi Glass Co.: 4 patents #490 of 2,251Top 25%
Overall (All Time): #1,303,158 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4875712 Joint structure for a tube support plate and a tube Noriyuki Oda, Tetsuo Takehara, Katsumi Higashi 1989-10-24
4838581 Joint structure for a tube support plate and a tube Noriyuki Oda, Tetsuo Takehara, Katsumi Higashi 1989-06-13
4753457 Joint structure for a tube support plate and a tube Noriyuki Oda, Tetsuo Takehara, Katsumi Higashi 1988-06-28
4623017 Joint structure for a tube and a header Noriyuki Oda, Nobuyuki Kido 1986-11-18