Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447921 | Low emissivity glass and glass articles made of low emissivity glass | Hodaka Norimatsu, Masahiro Hirata, Yukio Sueyoshi, Akira Fujisawa | 2002-09-10 |
| 6396633 | Optical reflector and manufacturing method thereof | Masahiro Hirata, Yukio Sueyoshi | 2002-05-28 |