Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845061 | Silicon nitride-alumina composite ceramics and producing method thereof | Kazuhiro Inoguchi, Naochika Nunogaki, Tetsuo Toyama | 1989-07-04 |
| 4768011 | Joint structure for diamond body and metallic body | Yutaka Hattori, Kazuhiro Inoguchi, Tadashi Hattori | 1988-08-30 |
| 4712082 | Pressure sensor | Minoru Nishida, Naohito Mizuno, Tadashi Hattori | 1987-12-08 |
| 4644133 | Ceramic heater | Morihiro Atsumi, Naochika Nunogaki, Naohito Mizuno | 1987-02-17 |
| 4634837 | Sintered ceramic heater element | Kinya Atsumi, Hitoshi Yoshida, Morihiro Atsumi | 1987-01-06 |
| 4633064 | Sintered ceramic electric heater with improved thermal shock resistance | Morihiro Atsumi, Hitoshi Yoshida, Kinya Atumi | 1986-12-30 |
| 4598676 | Glow plug for an internal combustion engine | Kinya Atsumi, Naohito Mizuno, Tetsuro Kikuchi | 1986-07-08 |
| 4486651 | Ceramic heater | Kinya Atsumi | 1984-12-04 |
| 4417550 | Engine preheating apparatus | Akihiro Kobayashi, Masashi Kida, Yoji Kato | 1983-11-29 |