Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5180532 | Process for preparing mica-containing ceramic composite | Tadaki Murakami, Kazuharu Kato | 1993-01-19 |
| 4665305 | Corrosion resistant metal pipe with electrode for oil wells | Takeo Inoue | 1987-05-12 |
| 4519970 | Method for producing insulated pipe joint | Takeo Inoue | 1985-05-28 |
| 4445715 | Insulated joint and method for producing same | Takeo Inoue | 1984-05-01 |
| 4411457 | Insulated pipe joint | Takeo Inoue | 1983-10-25 |