Issued Patents All Time
Showing 1–25 of 166 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11772005 | Apparatus for and method of producing ultrafine bubble-containing liquid, and ultrafine bubble-containing liquid | Masahiko Kubota, Akitoshi Yamada, Akira Yamamoto, Yumi Yanai, Teruo Ozaki +2 more | 2023-10-03 |
| 11759723 | Ultrafine bubble generating method, ultrafine bubble generating apparatus, and ultrafine bubble-containing liquid | Hiroyuki Ishinaga, Masahiko Kubota, Akitoshi Yamada, Yumi Yanai, Hiroshi Arimizu +1 more | 2023-09-19 |
| 11759756 | Ultrafine bubble-containing liquid producing apparatus and ultrafine bubble-containing liquid producing method | Akira Yamamoto, Masahiko Kubota, Akitoshi Yamada, Yumi Yanai, Hiroyuki Ishinaga +5 more | 2023-09-19 |
| 11673101 | Ultrafine bubble-containing liquid producing apparatus and ultrafine bubble-containing liquid producing method | Akitoshi Yamada, Masahiko Kubota, Akira Yamamoto, Yumi Yanai, Hiroyuki Ishinaga +2 more | 2023-06-13 |
| 11602719 | Ultrafine bubble generating apparatus and ultrafine bubble generating head | Toshio Kashino, Masahiko Kubota, Akitoshi Yamada, Akira Yamamoto, Yumi Yanai +2 more | 2023-03-14 |
| 11571671 | Ultrafine bubble generating apparatus and ultrafine bubble generating method | Masahiko Kubota, Akitoshi Yamada, Yumi Yanai, Hiroshi Arimizu, Hiroyuki Ishinaga +1 more | 2023-02-07 |
| 11426996 | Ultrafine bubble generating method, ultrafine bubble generating apparatus, and ultrafine bubble-containing liquid | Masahiko Kubota, Akitoshi Yamada, Yumi Yanai, Hiroshi Arimizu, Hiroyuki Ishinaga +1 more | 2022-08-30 |
| 11369926 | Ultra fine bubble generation apparatus | Yumi Yanai, Masahiko Kubota, Akira Yamamoto, Akitoshi Yamada, Hiroyuki Ishinaga +3 more | 2022-06-28 |
| 11364474 | Ultrafine bubble generating method and ultrafine bubble generating apparatus | Hiroyuki Ishinaga, Masahiko Kubota, Akira Yamamoto, Akitoshi Yamada, Yumi Yanai +2 more | 2022-06-21 |
| 11331910 | Fine bubble generating apparatus, fine bubble generating method, and fine bubble-containing liquid | Hiroshi Arimizu, Masahiko Kubota, Akitoshi Yamada, Yumi Yanai, Hiroyuki Ishinaga +1 more | 2022-05-17 |
| 11318425 | Ultrafine bubble-containing liquid producing apparatus and ultrafine bubble-containing liquid producing method | Akitoshi Yamada, Masahiko Kubota, Akira Yamamoto, Yumi Yanai, Hiroyuki Ishinaga +2 more | 2022-05-03 |
| 11179652 | Ultrafine bubble generating method, ultrafine bubble generating apparatus, and ultrafine bubble-containing liquid | Masahiko Kubota, Akitoshi Yamada, Yumi Yanai, Hiroshi Arimizu, Hiroyuki Ishinaga +1 more | 2021-11-23 |
| 9242460 | Liquid-discharge-head substrate, method of manufacturing the same, and liquid discharge head | Koichi Omata, Takaaki Yamaguchi, Yuuji Tamaru | 2016-01-26 |
| 8943690 | Method for manufacturing substrate for liquid ejection head and method for manufacturing liquid ejection head | Yuzuru Ishida, Takuya Hatsui, Kazuaki Shibata, Takeru Yasuda, Ryoji Oohashi +4 more | 2015-02-03 |
| 8876242 | Liquid ejection head | Yuuji Tamaru, Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo +6 more | 2014-11-04 |
| 8733901 | Liquid discharge head substrate and liquid discharge head | Hideo Tamura, Koichi Omata, Yuji Tamaru | 2014-05-27 |
| 8708443 | Element substrate, printhead, head cartridge, printing apparatus, and method for confirming electrical connection status of printhead and printing apparatus | Kousuke Kubo, Koichi Omata, Souta Takeuchi, Takaaki Yamaguchi | 2014-04-29 |
| RE44825 | Print head substrate, print head using the same, and printing apparatus | Tatsuo Furukawa, Kimiyuki Hayasaki, Hiroyuki Maru, Masaaki Izumida | 2014-04-08 |
| 8672452 | Liquid discharge head and circuit board | Kimiyuki Hayasaki, Takamitsu Tokuda, Kengo Umeda, Nobuyuki Hirayama, Takaaki Yamaguchi +1 more | 2014-03-18 |
| 8608276 | Liquid discharge head and ink jet recording apparatus including liquid discharge head | Ryoji Oohashi, Kazunori Masuda, Daishiro Sekijima, Takashi Aoki | 2013-12-17 |
| 8534796 | Liquid-discharging recording head | Koichi Omata, Hideo Tamura, Takaaki Yamaguchi, Kousuke Kubo, Ryoji Oohashi +1 more | 2013-09-17 |
| 8523329 | Inkjet printhead substrate, inkjet printhead, and inkjet printing apparatus | Yuji Tamaru, Hideo Tamura | 2013-09-03 |
| 8523324 | Liquid discharge head substrate and head unit | Takaaki Yamaguchi, Koichi Omata, Toshio Negishi | 2013-09-03 |
| 8439485 | Substrate including a detection feature for liquid discharge head and liquid discharge head | Yuji Tamaru, Koichi Omata, Hideo Tamura, Kousuke Kubo, Ryoji Oohashi | 2013-05-14 |
| 8342659 | Liquid discharge head and method for manufacturing the same | Kenji Fujii, Kazuhiro Asai, Makoto Watanabe, Yoshinori Tagawa, Yuuji Tamaru +1 more | 2013-01-01 |