Koga; Masataka
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koga; Masataka.The latest application filed is for "plasma mass spectrometer".
- Koga; Masataka - Katsuta JP
| Patent | Date |
|---|---|
| Plasma mass spectrometer Grant 5,308,977 - Oishi , et al. May 3, 1 | 1994-05-03 |
| Method and apparatus for analysis of gases using plasma Grant 5,252,827 - Koga , et al. October 12, 1 | 1993-10-12 |
| Method and apparatus for mass spectrometric analysis Grant 5,164,592 - Kitamori , et al. November 17, 1 | 1992-11-17 |
| Mass spectrometer using plasma ion source Grant 5,148,021 - Okamoto , et al. September 15, 1 | 1992-09-15 |
| Microwave induced plasma source Grant 5,086,255 - Okamoto , et al. February 4, 1 | 1992-02-04 |
| Plasma source mass spectrometer Grant 4,963,735 - Okamoto , et al. October 16, 1 | 1990-10-16 |
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