Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7975773 | High expansion foam fire-extinguishing system | Shinji Murata | 2011-07-12 |
| 7973761 | Method of driving information display panel | Norio Nihei | 2011-07-05 |
| 6306297 | Packing material for liquid chromatography and process for producing the same | Takeshi Ichitsuka, Tetsuro Ogawa, Masaya Sumita, Katsumi Kawamura | 2001-10-23 |
| 5651882 | Packing material for liquid chromatography and process for producing the same | Takeshi Ichitsuka, Tetsuro Ogawa, Katsumi Kawamura | 1997-07-29 |
| 5651884 | Packing material for liquid chromatography | Takeshi Ichitsuka, Tetsuro Ogawa, Katsumi Kawamura, Masaya Sumita | 1997-07-29 |
| 5567231 | Deodorants, deodorant sheets, filter sheets and functional papers as well as filtering mediums for exhaust gas | Tetsuro Ogawa | 1996-10-22 |
| RE35340 | Packing material for liquid chromatography | Takeshi Ichitsuka, Tetsuro Ogawa, Katsumi Kawamura, Masaya Sumita | 1996-10-01 |
| 5545240 | Deodorants and gas filters therefor | Sumiaki Tsuru, Takeshi Sakurai, Tetsuro Ogawa | 1996-08-13 |
| RE35267 | Separating agent, separator and method of separating cell or virus | Sumiaki Tsuru, Takeshi Ichitsuka, Tsuneo Hiraide | 1996-06-11 |
| 5310548 | Deodorants, deodorant sheets, filter sheets and functional papers as well as filtering mediums for exhaust gas | Sumiaki Tsuru, Takeshi Sakurai, Tetsuro Ogawa | 1994-05-10 |
| 5240659 | Process for producing shaped article of oriented calcium phosphate type compound | Takeshi Ichitsuka, Tetsuro Ogawa, Masaya Sumita | 1993-08-31 |
| 5158756 | Porous particles of calcium phosphate compound and production process thereof | Tetsuro Ogawa, Kazuhiro Naganuma, Satoshi Fujinuma, Katsumi Kawamura | 1992-10-27 |
| 5134009 | Shaped article of oriented calcium phosphate type compounds, sinter thereof and processes for producing same | Takeshi Ichitsuka, Tetsuro Ogawa, Masaya Sumita | 1992-07-28 |
| 5085781 | Separating agent, separator and method of separating cell or virus | Sumiaki Tsuru, Takeshi Ichitsuka, Tsuneo Hiraide | 1992-02-04 |
| 5055307 | Slow release drug delivery granules and process for production thereof | Sumiaki Tsuru, Masashi Tsugita, Ken Takasaki, Takeshi Ichitsuka | 1991-10-08 |
| 5039408 | Packing material for liquid chromatography | Takeshi Ichitsuka, Tetsuro Ogawa, Masaya Sumita, Katsumi Kawamura | 1991-08-13 |