Issued Patents All Time
Showing 101–125 of 151 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |
| 7819435 | Rehabilitating pipe for repairing existing pipe and method for repairing existing pipe | Takao Kamiyama, Koji Kaneta, Makoto Ishida, Yoichi Nakamura | 2010-10-26 |
| 7803245 | Pipeline lining method | Takao Kamiyama, Koji Kaneta | 2010-09-28 |
| 7753502 | Method of manufacturing ink jet recording head, ink jet recording head, and ink jet cartridge | Shuji Koyama, Masaki Osumi, Shingo Nagata, Jun Yamamuro, Yoshinori Tagawa +2 more | 2010-07-13 |
| 7735961 | Liquid discharge head and method of producing the same | Shuji Koyama, Yoshinori Tagawa, Hiroyuki Murayama, Masaki Ohsumi, Jun Yamamuro +1 more | 2010-06-15 |
| 7713374 | Pipeline lining method | Takao Kamiyama, Koji Kaneta, Katsuyori Miura | 2010-05-11 |
| 7708033 | Lining material and pipeline lining method | Fuminori Tanaka | 2010-05-04 |
| 7686054 | Apparatus for everting a lining material | Takao Kamiyama, Koji Kaneta, Ryoichi Goto | 2010-03-30 |
| 7523553 | Method of manufacturing ink jet recording head | Masaki Ohsumi, Shuji Koyama, Yoshinori Tagawa, Hiroyuki Murayama, Yoshinobu Urayama +1 more | 2009-04-28 |
| 7510357 | Boring device | Takao Kamiyama, Koji Kaneta | 2009-03-31 |
| 7506895 | Segment for a rehabilitating pipe | Takao Kamiyama, Koji Kaneta, Makoto Ishida | 2009-03-24 |
| 7503349 | Lateral pipe lining material and lateral pipe lining method using same | Takao Kamiyama, Koji Kaneta | 2009-03-17 |
| 7481246 | Lateral pipe lining material and lateral pipe lining method | Takao Kamiyama, Koji Kaneta | 2009-01-27 |
| 7475966 | Liquid discharge recording head and method for manufacturing same | Shuji Koyama, Masaki Osumi, Jun Yamamuro, Hiroyuki Murayama | 2009-01-13 |
| 7470375 | Method for manufacturing liquid ejection head, substrate for liquid ejection head, and liquid ejection head | Shuji Koyama, Shingo Nagata, Jun Yamamuro, Masaki Osumi | 2008-12-30 |
| 7406956 | Device for enhancing combustion efficiency | — | 2008-08-05 |
| 7402030 | Apparatus for everting a lining material | Takao Kamiyama, Koji Kaneta, Ryoichi Goto | 2008-07-22 |
| 7398797 | Pipe lining method | Takao Kamiyama, Koji Kaneta | 2008-07-15 |