Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6599637 | Silicon nitride composite substrate | Ai Itoh, Michimasa Miyanaga | 2003-07-29 |
| 6554593 | Dry screw vaccum pump having nitrogen injection | Masaru Mito, Masaaki Takahashi | 2003-04-29 |
| 6551528 | Wavelength conversion crystal and method for generating laser beam, and apparatus for generating laser beam | Takatomo Sasaki, Yusuke Mori | 2003-04-22 |