Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6601833 | Container for sparkling beverage and bubble generating means | Takashi Nakajima, Hiroaki Takahata, Kimiko Otani | 2003-08-05 |
| 4963441 | Light-storing glazes and light-storing fluorescent ceramic articles | Masao Miyadai | 1990-10-16 |