Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889685 | Process of producing titanium composite having a coil-shaped skeletal structure on the surface thereof | Masashi Hosonuma | 1989-12-26 |
| 4882196 | Process for the production of a titanium composite materials coated with calcium phosphate compound | Masashi Hosonuma, Yukiei Matsumoto | 1989-11-21 |
| 4847163 | Metal-metal oxide composites and a coating layer of calcium phosphate on the oxide layer | Masashi Hosonuma | 1989-07-11 |
| 4822459 | Lead oxide-coated electrode for use in electrolysis and process for producing the same | Minoru Ueda, Akio Watanabe | 1989-04-18 |
| 4818572 | Process for production of calcium phosphate compound-coated composite material | Masashi Hosonuma | 1989-04-04 |