Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12415356 | Liquid ejection head and method for manufacturing the same | TOMOAKI KAMAGATA, Takashi Hayasaka, SATOSHI IDETA | 2025-09-16 |
| 11179934 | Liquid ejection head and method of manufacturing the same | Makoto Watanabe, Takanobu Manabe | 2021-11-23 |
| 10861703 | Method of manufacturing substrate and semiconductor device | Hirohisa Fujita, Kenji Fujii, Satoshi Ibe, Makoto Watanabe, Yusuke Hashimoto | 2020-12-08 |
| 10442201 | Method for manufacturing liquid ejection head | Satoshi Ibe, Kenji Fujii, Yusuke Hashimoto, Hirohisa Fujita | 2019-10-15 |
| 10274826 | Method for imparting water repellency to surface of member | Masataka Nagai, Yoshinori Tagawa, Shingo Nagata, Hiroyuki Murayama, Makoto Watanabe | 2019-04-30 |
| 9555632 | Method of processing a silicon substrate and method of manufacturing a substrate for a liquid ejection head | Makoto Watanabe, Yoshinori Tagawa, Hiroyuki Murayama, Takanobu Manabe | 2017-01-31 |
| 9387675 | Liquid discharge head | Makoto Watanabe, Keiji Watanabe, Shingo Nagata | 2016-07-12 |
| 9315026 | Method for manufacturing liquid discharge head | Takanobu Manabe, Yoshinori Tagawa, Hiroyuki Murayama | 2016-04-19 |
| 9108406 | Device substrate, liquid ejection head, and method for manufacturing device substrate and liquid ejection head | Kouji Hasegawa, Satoshi Ibe, Jun Yamamuro, Shiro Sujaku, Junya Hayasaka | 2015-08-18 |
| 9085141 | Liquid ejection head and printing apparatus | Satoshi Ibe, Jun Yamamuro, Kouji Hasegawa, Shiro Sujaku, Junya Hayasaka | 2015-07-21 |
| 8241540 | Method of manufacturing liquid discharge head | Masahisa Watanabe, Shuji Koyama, Kenji Ono, Kenji Fujii, Seiko Minami | 2012-08-14 |
| 8007074 | Liquid discharge recording head | Kenji Fujii, Masahisa Watanabe, Seiko Minami | 2011-08-30 |