Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11507024 | Electronic timepiece | — | 2022-11-22 |
| 11480922 | Timepiece | — | 2022-10-25 |
| 11073621 | Electronic timepiece | Norimitsu Baba | 2021-07-27 |
| 9575526 | Electronic device having power generation function, control method of electronic device having power generation function, and portable electronic device having power generation function, and control method of portable electronic device having power generation function | Reiko Nagahama | 2017-02-21 |
| 6410107 | Methods for manufacturing an electrostatic actuator | Kazuhiko Sato, Hiroyuki Maruyama, Masahiro Fujii, Tadaaki Hagata, Koji Kitahara | 2002-06-25 |
| 6334673 | Ink jet print head with plural electrodes | Kohei Kitahara, Toshiki Usui, Tomoaki Abe | 2002-01-01 |
| 6213590 | Inkjet head for reducing pressure interference between ink supply passages | Masahiro Fujii, Hiroyuki Maruyama, Tadaaki Hagata, Ikuhiro Miyashita | 2001-04-10 |
| 6190003 | Electrostatic actuator and manufacturing method therefor | Kazuhiko Sato, Hiroyuki Maruyama, Masahiro Fujii, Tadaaki Hagata, Koji Kitahara | 2001-02-20 |
| 6164759 | Method for producing an electrostatic actuator and an inkjet head using it | Masahiro Fujii, Hiroyuki Maruyama, Tadaaki Hagata, Yoshio Maeda, Hiroshi Komatsu +1 more | 2000-12-26 |
| 6086660 | Aqueous ink composition, process for preparing the same, and ink jet recording using the same | Hiroshi Mukai | 2000-07-11 |
| 5992978 | Ink jet recording apparatus, and an ink jet head manufacturing method | Masahiro Fujii, Hiroyuki Maruyama, Tadaaki Hagata, Ikuhiro Miyashita | 1999-11-30 |
| 5956829 | Method of manufacturing an ink jet recording head | Kohei Kitahara, Toshiki Usui, Tomoaki Abe | 1999-09-28 |
| 5912684 | Inkjet recording apparatus | Masahiro Fujii, Hiroyuki Maruyama, Tadaaki Hagata, Mitsuro Atobe, Shinichi Kamisuki +4 more | 1999-06-15 |
| 5856837 | Ink jet recording head with vibrating element having greater width than drive electrode | Kohei Kitahara, Toshiki Usui, Tomoaki Abe | 1999-01-05 |
| 5644341 | Ink jet head drive apparatus and drive method, and a printer using these | Masahiro Fujii, Ikuhiro Miyashita, Hiroshi Koeda, Hiroyuki Maruyama, Noriyoshi Otsuki +2 more | 1997-07-01 |