Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7625262 | Material for purification of semiconductor polishing slurry, module for purification of semiconductor polishing slurry and process for producing semiconductor polishing slurry | Mitsugu Abe, Osamu Ito, Masaaki Ogitsu, Kazuo Inomata | 2009-12-01 |
| 6899826 | Process for producing fluorescent metal oxide material | Hidetoshi Saitoh, Atsushi Nakamura | 2005-05-31 |
| 6875508 | Fiber capable of forming metal chelate, process for producing the same, method of trapping metal ion with the fiber, and metal chelate fiber | Osamu Ito, Shiho Horiuchi, Takao Doi | 2005-04-05 |
| 6872317 | Chelate-forming filter, process for producing the same, and method of purifying liquid using the filter | Osamu Ito, Nobutake Mihara, Takao Doi | 2005-03-29 |
| 6869537 | Metal chelate-forming fiber, process for producing the same, method of trapping metal ion with the fiber, and metal chelate fiber | Osamu Ito, Takao Doi | 2005-03-22 |
| 6797338 | Process for producing thin metal oxide film | Hidetoshi Saitoh, Shigeo Ohshio, Ryo Satoh, Atsushi Nakamura, Masanori Furukawa | 2004-09-28 |
| 6589453 | Process for preparing a target for use in the production of a thin metal oxide film | Hidetoshi Saitoh, Shigeo Ohshio, Ryo Satoh, Atsushi Nakamura, Masanori Furukawa | 2003-07-08 |
| 6548688 | Diammonium ruthenium diethylenethriaminepentaacetate or hydrates thereof and process for the preparation of both | Atsushi Nakamura, Hiroshi Ito | 2003-04-15 |
| 6527931 | Process for producing an amino acid-N, N-diacetic acid and its salts | Masanori Furukawa, Makoto Saito, Tohru Yamamoto | 2003-03-04 |
| 6334944 | Process for producing an amino acid-N,N-diacetic acid and its salts | Masanori Furukawa, Makoto Saito, Tohru Yamamoto | 2002-01-01 |
| 6200481 | Chelate-forming fiber, process for preparing the same, and use thereof | Osamu Ito, Nobutake Mihara, Koujirou Nagatsuka | 2001-03-13 |
| 6194373 | Liquid detergent composition | Makoto Saito, Tohru Yamamoto, Masanori Furukawa | 2001-02-27 |
| 6168863 | Metal chelate-forming fibers, process for producing the same, process for sequestering with the same, and filter produced therefrom | Osamu Ito, Shiho Sato | 2001-01-02 |