Issued Patents All Time
Showing 25 most recent of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391898 | Friction modifier system | Taiki HATTORI, William R. Ruhe, Jr. | 2025-08-19 |
| 12291686 | Lubricating oil compositions for automatic transmissions | Masami Fuchi, Naoya Sasaki, Takahiro Nakagawa, Satoshi Ohta | 2025-05-06 |
| 12291038 | Liquid ejection apparatus and liquid ejection head | Naozumi Nabeshima, Soji Kondo, Kazuya Yoshii | 2025-05-06 |
| 12280602 | Liquid ejection head and liquid ejection apparatus | Kenji Yabe, Naozumi Nabeshima, Soji Kondo | 2025-04-22 |
| 11565530 | Ink cartridge adaptor, ink cartridge and recording apparatus | Takashi Fukushima, Tetsuya Ohashi, Yasuo Kotaki, Ryoji Inoue, Naozumi Nabeshima +4 more | 2023-01-31 |
| 11520359 | Pressure control unit and liquid discharge device including pressure control unit | Kazuya Yoshii, Naozumi Nabeshima, Soji Kondo | 2022-12-06 |
| 11214754 | Low viscosity lubricating oil composition | Hisanari Onouchi, Isao Tanaka | 2022-01-04 |
| 11193084 | Low viscosity lubricating oil compositions | Yoshitaka Takeuchi, Taiki HATTORI, Chihiro Sone | 2021-12-07 |
| 11114577 | Photovoltaic power generation device | Tomohide Yoshida, Mamoru Arimoto, Naofumi Hayashi, Minoru Higuchi | 2021-09-07 |
| 10900462 | Guide vane apparatus for water turbine and water turbine equipped with the same | Kazuyuki Nakamura, Takahiro Nakashima, Takanori Nakamura, Takuya TOMIOKA, Keita Saito | 2021-01-26 |
| 10604719 | Lubricating oils for automatic transmissions | Masami Fuchi, Takahiro Nakagawa, Naoya Sasaki, Satoshi Ohta | 2020-03-31 |
| 10590904 | Guide vane of hydraulic machinery and hydraulic machine | Madoka Narikawa, Hideyuki Kawajiri, Norio Ohtake, Toshifumi Kurokawa, Nobuaki Noda | 2020-03-17 |
| 10569558 | Liquid ejection head and recording apparatus | Noriyasu Nagai, Naozumi Nabeshima, Soji Kondo, Kazuya Yoshii | 2020-02-25 |
| 10538094 | Liquid ejection head | Naozumi Nabeshima, Soji Kondo, Kazuya Yoshii, Noriyasu Nagai | 2020-01-21 |
| D869550 | Nozzle cap for ink bottle for printer | Kazuya Yoshii, Yasuo Kotaki, Kenta Udagawa, Hiroshi Koshikawa, Wataru Takahashi +8 more | 2019-12-10 |
| 10486424 | Liquid ejection head and liquid ejection apparatus | Soji Kondo, Naozumi Nabeshima, Kazuya Yoshii, Noriyasu Nagai | 2019-11-26 |
| 10207511 | Ink cartridge and ink jet printer | Tatsuo Nanjo, Yasuo Kotaki, Kenta Udagawa, Hiroshi Koshikawa, Wataru Takahashi +7 more | 2019-02-19 |
| D816158 | Ink bottle for printer | Kazuya Yoshii, Yasuo Kotaki, Kenta Udagawa, Hiroshi Koshikawa, Wataru Takahashi +8 more | 2018-04-24 |
| 9908338 | Liquid storage bottle, liquid storage bottle package, and method of manufacturing liquid storage bottle package | Hiroshi Koshikawa, Yasuo Kotaki, Kenta Udagawa, Wataru Takahashi, Naozumi Nabeshima +3 more | 2018-03-06 |
| 9840082 | Ink cartridge and ink jet printer | Tatsuo Nanjo, Yasuo Kotaki, Kenta Udagawa, Hiroshi Koshikawa, Wataru Takahashi +7 more | 2017-12-12 |
| 9821562 | Ink cartridge and ink jet printer | Tatsuo Nanjo, Yasuo Kotaki, Kenta Udagawa, Hiroshi Koshikawa, Wataru Takahashi +7 more | 2017-11-21 |
| 9800200 | Solar cell apparatus | Minoru Higuchi, Yutaka Arai, Mamoru Arimoto, Ryo Goto, Yoshihide Kawashita | 2017-10-24 |
| 9782794 | Fingerprint-erasing cured film, method for manufacturing same, display and touch panel using same, and electronic device using these | Akira Miyazaki, Yasunori Mori, Haruya Kakuta | 2017-10-10 |
| 9694585 | Liquid filling method of liquid container | Akira Shiba, Naozumi Nabeshima | 2017-07-04 |
| 9597884 | Ink cartridge and ink jet printer | Tatsuo Nanjo, Yasuo Kotaki, Kenta Udagawa, Hiroshi Koshikawa, Wataru Takahashi +7 more | 2017-03-21 |