Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689518 | Colored effect pigments | Nobuaki Nakamura, Kaoru Koyama | 2020-06-23 |
| 7419538 | Highly anti-corrosive metal pigments | Nobuaki Nakamura, Katsuhisa Nitta | 2008-09-02 |
| 6858072 | Surface-modified pearl pigment and process for producing the same | Katsuhisa Nitta | 2005-02-22 |
| 6340723 | Highly orientated flaky pigment and a process for producing the same | Katsuhisa Nitta | 2002-01-22 |