Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840827 | Ceramic honeycomb structural bodies and method of producing the same | Toshihiko Hijikata, Takashi Harada | 1989-06-20 |
| 4837943 | Dielectric drying process for honeycomb structures | — | 1989-06-13 |
| 4801778 | Condensation resistant electrode for use in a dielectric heating apparatus | Akio Enomoto | 1989-01-31 |