Issued Patents 2011
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8065523 | External storage apparatus and method of preventing information leakage | Daisuke Kito, Manabu Kitamura | 2011-11-22 |
| 8047632 | Ink jet recording head | Yoshinori Tagawa, Hiroyuki Murayama, Taichi Yonemoto, Mitsunori Toshishige, Keiji Watanabe | 2011-11-01 |
| 8041959 | Computer system, storage system and management computer for backing up and restore encryption key for storage system incorporating therein a stored data encryption function | Daisuke Kito, Nobuyuki Osaki | 2011-10-18 |
| 8037603 | Ink jet head and producing method therefor | Junichi Kobayashi, Yoshinori Tagawa, Hideo Tamura, Hiroyuki Murayama, Keiji Watanabe +6 more | 2011-10-18 |
| 8025461 | Lining material and pipeline lining method | Takao Kamiyama, Koji Kaneta, Fuminori Tanaka | 2011-09-27 |
| 8007074 | Liquid discharge recording head | Masahisa Watanabe, Shuhei Oya, Seiko Minami | 2011-08-30 |
| 7955026 | Method for rehabilitating a manhole | Takao Kamiyama, Koji Kaneta, Katsuyori Miura | 2011-06-07 |
| 7930824 | Method of manufacturing ink jet recording head | Masaki Ohsumi, Shuji Koyama, Yoshinori Tagawa, Hiroyuki Murayama, Yoshinobu Urayama +1 more | 2011-04-26 |
| 7901064 | Ink jet recording head with ink filter formed of a plurality of stacked films | Yoshinobu Urayama, Masaki Ohsumi, Jun Yamamuro, Hiroyuki Murayama, Yoshinori Tagawa +1 more | 2011-03-08 |
| 7891784 | Liquid ejection head and method for manufacturing liquid ejection head | Noriyasu Ozaki, Junichi Kobayashi, Shuji Koyama, Tadanobu Nagami, Yoshinori Tagawa +8 more | 2011-02-22 |
| 7886121 | Storage system | Daisuke Kito, Yasunori Kaneda, Masato Arai | 2011-02-08 |
| 7862158 | Method of manufacturing ink jet recording head, ink jet cartridge | Shuji Koyama, Masaki Osumi, Shingo Nagata, Jun Yamamuro, Yoshinori Tagawa +2 more | 2011-01-04 |