Issued Patents All Time
Showing 76–83 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5954965 | Process for producing pure water | Hirohisa Kubota, Katsuhiko Yano, Keiko Kudo | 1999-09-21 |
| 5931737 | Elastic shaft coupling | Kenichi Aota | 1999-08-03 |
| 5637627 | Method for producing a spherical ion exchange resin | Tsunehiko Kurata | 1997-06-10 |
| 5369132 | Method for producing a spherical acrylonitrile crosslinked copolymer | Tsuyoshi Ito, Shintaro Sawada | 1994-11-29 |
| 5314974 | Method for producing a spherical acrylonitrile crosslinked copolymer | Tsuyoshi Ito, Shintaro Sawada | 1994-05-24 |
| 5292439 | Method for preparing ultrapure water | Takamitsu Morita, Toyokazu Sugawara | 1994-03-08 |
| 5248435 | Ion exchange resin, process for producing the same, and method for removing impurities from condensate | Takamitsu Morita, Shintaro Sawada | 1993-09-28 |
| 4424874 | Drive axle device | Kazuyoshi Koike, Masami Someya | 1984-01-10 |