Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10670486 | Pressure measurement system for judging power supply from terminal device to control section | Takanobu Sato, Takeshi Miyashita, Masahiro Fukuhara, Hideki Yoshizawa | 2020-06-02 |
| 8674298 | Quadrupole mass spectrometer | Yuujirou Kurokawa, Tsutomu Yuri, Ryota Tanaka | 2014-03-18 |
| 8288715 | Oxygen detection method, air leakage determination method, gas component detection device, and vacuum processing apparatus | Takeshi Miyashita, Yasushi Nagata, Yasufumi Uchida, Hideki Yoshizawa | 2012-10-16 |
| 8138473 | Mass spectrometry unit | Yujirou Kurokawa, Tsutomu Yuri, Ryota Tanaka, Shuji Yoshida | 2012-03-20 |
| 8115166 | Method of controlling mass spectrometer and mass spectrometer | Yujirou Kurokawa, Tsutomu Yuri, Ryota Tanaka, Jiro Endo, Hitomi Obise | 2012-02-14 |