Issued Patents All Time
Showing 176–185 of 185 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314974 | Method for producing a spherical acrylonitrile crosslinked copolymer | Junya Watanabe, Shintaro Sawada | 1994-05-24 |
| 5254634 | Crosslinked copolymer particles and process for producing the same | Hiroaki Takayanagi, Go Honda | 1993-10-19 |
| 5208264 | Process for producing an aminophosphoric acid-type chelate resin | Takayuki Tashiro | 1993-05-04 |
| 5114577 | Composite separating agent | Hiroshi Kusano, Takayuki Tashiro, Hiroaki Takayanagi, Eiji Miyata | 1992-05-19 |
| 5006467 | Cell culture microcarriers | Hiroshi Kusano, Hirohisa Kubota | 1991-04-09 |
| 4966966 | Process for preparing sucrose fatty acid esters | Keisuke Wada, Kazuhiko Onuma, Takashi Ushikubo | 1990-10-30 |
| 4902263 | Coin lifting device | Masaharu Shirasawa | 1990-02-20 |
| 4857576 | Method for rendering a flammable polymer material flame-resistant | Hiromi Kochi, Kenji Fukunaga, Takaharu Itagaki | 1989-08-15 |
| 4543365 | Method for increasing the porosity of a cross-linked copolymer | Takaharu Itagaki, Kiyoto Ando, Hiromi Teshima | 1985-09-24 |
| 4251442 | Method for synthesis of penicillin | Yoshiharu Morita, Takaharu Itagaki, Shigenori Wada | 1981-02-17 |