Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12059900 | Method for manufacturing liquid ejection head and liquid ejection head | Kazunari Ishizuka, Satoshi Tsutsui, Yohei Hamade, Miho Ishii | 2024-08-13 |
| 11667808 | Hydrophilic coating material, method for producing the same and inkjet recording head | Yohei Hamade, Satoshi Tsutsui, Kazunari Ishizuka, Miho Ishii | 2023-06-06 |
| 11485136 | Liquid discharge head and method for manufacturing liquid discharge head | Kazunari Ishizuka, Satoshi Tsutsui, Yohei Hamade, Miho Ishii | 2022-11-01 |
| 11433674 | Liquid discharge head and method for producing liquid discharge head | Kazunari Ishizuka, Satoshi Tsutsui, Yohei Hamade, Miho Ishii | 2022-09-06 |
| 11426999 | Liquid discharge head and method for producing liquid discharge head | Satoshi Tsutsui, Kazunari Ishizuka, Yohei Hamade, Miho Ishii | 2022-08-30 |
| 11384251 | Hydrophilic coating material, method of producing hydrophilic coating film, and inkjet recording head | Yohei Hamade, Satoshi Tsutsui, Kazunari Ishizuka, Miho Ishii | 2022-07-12 |
| 10265960 | Method for manufacturing liquid ejection head | — | 2019-04-23 |
| 10189253 | Liquid ejection head and method for producing the same | — | 2019-01-29 |
| 9599893 | Production process for optically shaped product and production process for liquid discharge head | — | 2017-03-21 |
| 9139005 | Liquid ejection head and process for producing the same | Kyosuke Nagaoka | 2015-09-22 |
| 8936350 | Print head and inkjet printing apparatus | Yasunori Takei, Kenji Yabe, Takuma Kodoi, Ken Ikegame, Hyou Takahashi | 2015-01-20 |
| 8827422 | Liquid ejection head and method of production thereof | Takuma Kodoi, Yasunori Takei, Kenji Yabe, Hyo Takahashi, Ken Ikegame | 2014-09-09 |
| 8785110 | Liquid ejection head and method of manufacturing the same | Takuma Kodoi, Yasunori Takei, Kenji Yabe, Hyou Takahashi, Ken Ikegame | 2014-07-22 |
| 8728718 | Method for manufacturing liquid ejection head | Hiroaki Mihara, Kazunari Ishizuka, Ken Ikegame | 2014-05-20 |
| 8703398 | Method of manufacturing liquid ejection head | Ken Ikegame, Hyo Takahashi, Takuma Kodoi, Yasunori Takei, Kenji Yabe | 2014-04-22 |
| 8444253 | Inkjet head and method of manufacturing inkjet head | Shoji Shiba | 2013-05-21 |
| 8304176 | Method of manufacturing liquid ejection head | — | 2012-11-06 |
| 8273524 | Liquid discharging head, producing method thereof, structure, and producing method thereof | Kazunari Ishizuka | 2012-09-25 |
| 8268539 | Method of manufacturing liquid ejection head | Ken Ikegame | 2012-09-18 |
| 8137573 | Liquid ejection head, method for manufacturing liquid ejection head, and method for manufacturing structure | — | 2012-03-20 |
| 8105761 | Ink jet recording head manufacturing method | Masumi Ikeda, Etsuko Hino | 2012-01-31 |
| 8037603 | Ink jet head and producing method therefor | Kenji Fujii, Junichi Kobayashi, Yoshinori Tagawa, Hideo Tamura, Hiroyuki Murayama +6 more | 2011-10-18 |
| 7985532 | Liquid discharge head producing method | — | 2011-07-26 |
| 7947336 | Resin composition, resin cured product, and liquid discharge head | Shimpei Otaka, Kazunari Ishizuka, Isao Imamura | 2011-05-24 |
| 7887162 | Resin composition, resin cured product, and liquid discharge head | Shimpei Otaka, Kazunari Ishizuka, Isao Imamura | 2011-02-15 |