Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10578364 | Vehicle heat exchange apparatus | Toshihiko Takaishi, Tatsuya Yoneyama, Tatsuya Igarashi | 2020-03-03 |
| 5536603 | Phase shift mask and method of fabricating the same | Takashi Tsuchiya, Katsuya Okumura, Toru Watanabe | 1996-07-16 |
| 5489336 | Apparatus for forming a silicon oxide film on a silicon wafer | Masako Kodera, Shiro Mishima, Katsuya Okumura | 1996-02-06 |
| 5395645 | Method for forming a silicon oxide film on a silicon waffer | Masako Kodera, Shiro Mishima, Katsuya Okumura | 1995-03-07 |
| 4954218 | Method for etching a pattern | Katsuya Okumura, Tohru Watanabe | 1990-09-04 |
| 4434022 | Process for manufacturing copper-clad laminate | Osao Kamada, Yoshiaki Matsuga, Tadato Kudo, Hiroyoshi Harada, Atsushi Kanezaki | 1984-02-28 |