Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5266834 | Semiconductor device and an electronic device with the semiconductor devices mounted thereon | Kunihiko Nishi, Michio Tanimoto, Toshihiro Yasuhara, Yasuhiro Yoshikawa, Isao Akima +3 more | 1993-11-30 |
| 5154785 | Process for producing a zirconia refractory heating element | Masahiro Hayase, Hajime Asami, Hiroyuki Asakura, Kenji Mitsui | 1992-10-13 |
| 5073689 | Zirconia refractory heating element | Masahiro Hayase, Hajime Asami, Hiroyuki Asakura, Kenji Mitsui | 1991-12-17 |
| 5015425 | Manufacturing apparatus | Tsutomu Mimata, Toshihide Uematsu | 1991-05-14 |
| 4890780 | Manufacturing apparatus | Tsutomu Mimata, Toshihide Uematsu | 1990-01-02 |