Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519805 | Vacuum gauge | Sotaro Kishida | 2022-12-06 |
| 10718677 | Pressure sensor with reduced deviation of temperature distribution | Sotaro Kishida, Takehisa Hataita, Akira Kuwahara | 2020-07-21 |
| 9799504 | Ion source, quadrupole mass spectrometer and residual gas analyzing method | Masanobu NAKAZONO, Hirotaka YABUSHITA, Tomoko Katsuda | 2017-10-24 |
| 6242854 | Indirectly heated cathode for a CRT having high purity alumina insulating layer with limited amounts of Na OR Si | Yoji Yamamoto, Masaki Kawasaki, Hideo Koshino, Tetsuya Shimizu | 2001-06-05 |