Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421450 | Compounds, materials for organic electroluminescent devices, organic electroluminescent devices, and electronic devices | Keiichi YASUKAWA, Hiromi Nakano, Toshinari Ogiwara | 2025-09-23 |
| 12289995 | Compound, material for organic electroluminescent element, organic electroluminescent element and electronic device | Hiromi Nakano, Yuichi Nishimae | 2025-04-29 |
| 12127478 | Organic electroluminescence device and electronic device | Takushi SHIOMI, Hiromi Nakano, Toshinari Ogiwara | 2024-10-22 |
| 5335002 | Printing head and printer incorporating the same | Takaya Nagahata, Toshiyuki Shirasaki, Hiroshi Fukumoto, Tokihiko Kishimoto, Masayoshi Yamaguchi +3 more | 1994-08-02 |