Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4912305 | Silicon nitride base ceramic heater element and method of producing same | Yukihiro Kimura, Yoshiro Noda | 1990-03-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4912305 | Silicon nitride base ceramic heater element and method of producing same | Yukihiro Kimura, Yoshiro Noda | 1990-03-27 |