Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472061 | Moisture control construction material | Makoto Kotama, Hiroshi Fukumizu, Masanari Toyama, Katsumi Yamamoto, Mitsunori Endo | 2002-10-29 |
| 6426518 | Semiconductor light emitting device | Yukio Shakuda, Shunji Nakata | 2002-07-30 |