Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7955608 | Silicone copolymer and cosmetics comprising the same | Koji Sakuta, Harukazu Okuda | 2011-06-07 |
| 7886499 | Building exterior wall-coating emulsion compositions and building exterior walls | Harukazu Okuda, Akira Yamamoto | 2011-02-15 |
| 7659044 | Photoconductor, producing method thereof, image forming process and image forming apparatus using photoconductor, and process cartridge | Hongguo Li, Kazukiyo Nagai, Tetsuro Suzuki, Yasuo Suzuki, Harukazu Okuda | 2010-02-09 |