Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12258534 | Viscosity index improver and lubricating oil composition | Satoshi Matsumoto, Masahiro Hashimoto, Kenyuu Yoshida, Hiroki Yamashita, Ryota Sato | 2025-03-25 |
| 12168756 | Viscosity index improver composition and lubricating oil composition | Hiroki Yamashita, Kenyuu Yoshida, Hiroki Hagihara | 2024-12-17 |
| 11493327 | Liquid layer thickness measurement method, measurement device, film production method | Kenta Nakajima | 2022-11-08 |
| 11345151 | Liquid discharge head and liquid discharge apparatus | Shotaro Tamai, Yuma Fukuzawa, Akinori TANIUCHI, Shohei MIZUTA | 2022-05-31 |
| 10370215 | Nip roller and method of manufacturing film roll body | Takashi Ichinomiya, Naohiro Takashima, Jeffrey Stephen L'Heureux | 2019-08-06 |
| 9327500 | Nozzle plate, liquid ejecting head, and liquid ejecting apparatus | Satoshi Nagatoya, Kosuke Wakamatsu, Michiya Nakamura | 2016-05-03 |
| 8936355 | Liquid ejecting head and liquid ejecting apparatus | Kosuke Wakamatsu, Satoshi Nagatoya, Michiya Nakamura, Takeshi Yasoshima | 2015-01-20 |
| 8905523 | Liquid ejecting head and liquid ejecting apparatus | Satoshi Nagatoya | 2014-12-09 |
| 7593104 | Method for manufacturing optical module, positioning apparatus, evaluation method and evaluation apparatus for evaluating optical module | Akira Miyamae | 2009-09-22 |