Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12163037 | Aqueous ink, ink cartridge and ink jet recording method | Masayuki Ikegami, Masashi Yamamoto, Tomoaki Ishii | 2024-12-10 |
| 11014352 | Ink-jet recording method and ink-jet recording apparatus | Yuhei Shimizu, Masayuki Ikegami, Akira Kuriyama | 2021-05-25 |
| 10844237 | Ink jet recording method and ink jet recording apparatus | Masayuki Ikegami, Yuhei Shimizu, Akira Kuriyama | 2020-11-24 |
| 10781329 | Aqueous ink, ink cartridge and ink jet recording method | Tomoaki Ishii, Kenji Moribe, Masayuki Ikegami, Masashi Yamamoto | 2020-09-22 |
| 10647141 | Inkjet printing method and inkjet printing apparatus | Masayuki Ikegami, Yuhei Shimizu, Akira Kuriyama | 2020-05-12 |