Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801483 | Rolling cylinder displacement compressor | Isamu Tsubono, Hirokatsu Kosokabe, Yasuhiro KISHI, Naohiro Tsuchiya, Kenji Takesawa | 2020-10-13 |
| 9145642 | Cooking process of lignocellulose material | Kazuhiro Kurosu, Takamichi Kishi | 2015-09-29 |
| 8784608 | Methods for beating pulp, methods for treating process waters, and methods for producing pulp and paper | Shisei Goto, Hiromichi Tsuji, Takeshi Iimori | 2014-07-22 |
| 8123909 | Apparatus for treating papermaking feedstock | Isao Onodera, Shisei Goto, Yohji Tuji, Takeshi Iimori | 2012-02-28 |
| 8088254 | Methods for producing recycled pulp, methods for modifying pulp fiber surfaces and dirts, as well as pulp processing equipments | Shisei Goto, Hiromichi Tsuji, Takanori Miyanishi | 2012-01-03 |
| 7967947 | Methods for beating pulp, methods for treating process waters, and methods for producing pulp and paper | Shisei Goto, Hiromichi Tsuji, Takeshi Iimori | 2011-06-28 |
| 7727355 | Methods for producing recycled pulp and methods for modifying pulp fiber surfaces using liquid jet cavitation | Shisei Goto, Hiromichi Tsuji, Takanori Miyanishi | 2010-06-01 |
| 7384502 | Process for impregnating, refining, and bleaching wood chips having low bleachability to prepare mechanical pulps having high brightness | Yasuyuki Kamijo, Isao Onodera, Takanori Miyanishi | 2008-06-10 |
| 7056418 | Cooking method for pulp | Tatsuya Andoh, Junji Tanaka, Yasunori Nanri, Makoto Nakao | 2006-06-06 |
| 6585880 | Method for recovering chemicals in a process of producing pulp by kraft process | Yasunori Nanri, Kazuaki Sakai, Tatsuya Andoh, Makoto Nakao | 2003-07-01 |
| 6517699 | Method for producing polysulfides by means of electrolytic oxidation | Tetsuji Shimohira, Tatsuya Andoh, Junji Tanaka, Yasunori Nanri | 2003-02-11 |
| 5145528 | Coating apparatus | Hiroyuki Naka, Takashi Ichiyanagi | 1992-09-08 |
| 5136972 | Coating apparatus | Hiroyuki Naka, Masato MITANI, Takashi Ichiyanagi | 1992-08-11 |
| 5045358 | Coating head assembly and coating method | Hiroyuki Naka, Takashi Ichiyanagi | 1991-09-03 |