Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5434665 | Atomic absorption analyzing apparatus with adjustable carrier gas flow rate | Hayato Tobe | 1995-07-18 |
| 5235862 | Sample handling method and apparatus for atomic absorption analysis | — | 1993-08-17 |
| 5108178 | Atomic absorption spectrophotometer and electromagnetic shut-off valve for use therein | Konosuke Oishi, Masamichi Tsukada, Kazuo Moriya, Toyoharu Okumoto | 1992-04-28 |
| 5104220 | Atomic absorption spectrophotometer and analyzing method | Toyoharu Okumoto, Konosuke Oishi | 1992-04-14 |
| 5042946 | Atomic absorption spectrophotometric method and apparatus | — | 1991-08-27 |
| 4890919 | Atomic absorption spectrophotometer | Masamichi Tsukada, Konosuke Oishi, Toyoharu Okumoto | 1990-01-02 |
| 4432643 | Apparatus for atomizing a sample including a slidable pressure maintaining arrangement | Hideaki Koizumi, Yosio Taiti, Kazuo Moriya, Kazuo Sato | 1984-02-21 |