Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680552 | Apparatus for measuring impurities in super-pure water without exposure to surrounding atmosphere | Kozo Shirato, Kazuyasu Kawashima, Shinya Okuyama, Masashi Kobayashi, Minoru Tanaka +5 more | 1987-07-14 |
| 4652364 | Apparatus for adjusting the concentration of a solution | Kozo Shirato, Masashi Kobayashi, Kazuyasu Kawashima | 1987-03-24 |
| 4629561 | Liquid chromatograph with flow controller | Kozo Shirato, Akio Kaneko, Akihiko Nagai | 1986-12-16 |
| 4469495 | Method and device for degassifying liquid | Kozo Shirato, Kazuyasu Kawashima | 1984-09-04 |