Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5368950 | Water-soluble, film-forming inorganic compounds, fireproof and fire-resistance composites and fire-resistance, flexible, sheet composite covering materials formed by the use of the compounds, and fire-resistance-covering process | Naoto Kokuta, Kenji Kokuta, Hiroshi Kokuta | 1994-11-29 |
| 5234631 | Fireproof or refractory materials containing fire-resistant, water soluble, film-forming inorganic compounds | Naoto Kokuta, Kenji Kokuta, Hiroshi Kokuta | 1993-08-10 |
| 5049316 | Water-soluble, film-forming inorganic compounds, fireproof and fire-resistant composites and fire-resistant, flexible, sheet composite covering materials formed by the use of the compounds, and process for preparing fire-resistant coverings | Naoto Kokuta, Kenji Kokuta, Hiroshi Kokuta | 1991-09-17 |