Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9522361 | Fixing member and membrane module unit | Shinsuke Furuno, Tomoki Kawagishi, Katsuyuki Yanone | 2016-12-20 |
| 9446970 | Membrane module unit and assembly method, disassembly method, and maintenance method for same, and water-treatment apparatus | Manabu Sasakawa | 2016-09-20 |
| 9283727 | Method for producing hollow fiber membrane sheet-like object, method for producing hollow fiber membrane module, and device for producing hollow fiber membrane sheet-like object | Kiyoshi Hattori, Makoto Ideguchi, Nobuyasu Ueno, Satoshi Suzuki, Taro Tsujimura | 2016-03-15 |
| 8852352 | Method of cleaning air diffuser apparatus | Tetsuya Torichigai, Hirouki Okazaki | 2014-10-07 |
| 8728316 | Membrane filter unit | Tetsuya Torichigai, Hiroyuki Okazaki | 2014-05-20 |
| 7749381 | Hollow fiber membrane module, and a manufacturing method therefor, and housing for hollow fiber membrane module | Tetsuya Torichigai, Masatoshi Kamata, Masanori Ito, Kenji Honjou, Hiroyuki Okazaki +1 more | 2010-07-06 |
| 7491329 | Hollow fiber membrane module, hollow fiber membrane module unit, membrane filtration device using the same and method of operating the same | Satoshi Takeda, Masumi Kobayashi, Shinya Sueyoshi, Masatoshi Kamata, Ikuo Kinoshita | 2009-02-17 |
| 7387730 | Hollow fiber membrane module, method of manufacturing the hollow fiber membrane module, and housing for hollow fiber membrane module | Tetsuya Torichigai, Masatoshi Kamata, Masanori Ito, Kenji Honjou, Hiroyuki Okazaki +1 more | 2008-06-17 |
| 7316754 | Apparatus for production of hollow fiber membrane module and method of production | Masaru Ide, Satoshi Suzuki, Kenji Watari, Hiroshi Tasaka | 2008-01-08 |
| 7294267 | Hollow fiber membrane module, hollow fiber membrane module unit, membrane filtration device using the same and method of operating the same | Satoshi Takeda, Masumi Kobayashi, Shinya Sueyoshi, Masatoshi Kamata, Ikuo Kinoshita | 2007-11-13 |
| D526044 | Hollow fiber element for filtration | Tetsuya Torichigai | 2006-08-01 |
| D492386 | Element for filtration | Masatoshi Kamata, Ikuo Kinoshita, Satoshi Takeda, Shinya Sueyoshi | 2004-06-29 |
| D492001 | Module for filtration | Masatoshi Kamata, Ikuo Kinoshita, Satoshi Takeda, Shinya Sueyoshi | 2004-06-22 |
| D473580 | Camera portion of a portable telephone | Satoshi Arai, Manabu Hasegawa | 2003-04-22 |
| D459325 | Portable telephone | — | 2002-06-25 |
| 6323259 | Acrylic resin composition, acrylic premix, process for producing acrylic artificial marble and thickening agent | Yukihiro Ikegami, Seiya Koyanagi, Yuichiro Kishimoto | 2001-11-27 |
| D447468 | Portable telephone | Ryo Kodama | 2001-09-04 |
| D446786 | Portion of portable telephone | Tadamasa Hayakawa, Atsushi Musha | 2001-08-21 |
| 6265467 | Acrylic SMC or BMC, production thereof, method for producing acrylic artificial marble, and thickening agent | Seiya Koyanagi, Katsumi Yonekura, Shinji Saiki, Kentaro Hayashi, Yuichiro Kishimoto | 2001-07-24 |
| D434018 | Portable telephone | Tadamasa Hayakawa, Atsushi Musha | 2000-11-21 |
| D431819 | Key arrangement | Tadamasa Hayakawa | 2000-10-10 |
| D430858 | Portable telephone | Tadamasa Hayakawa, Kenichi Ishiguri, Hideki Sato | 2000-09-12 |
| D422596 | Portable telephone | Ryo Kodama | 2000-04-11 |
| D411994 | Portable telephone | Hideki Sato, Hajime Nishimoto | 1999-07-13 |
| D370969 | Air-curtain blower fan | Hideyuki Ikeda | 1996-06-18 |