Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4939762 | Target for X-ray tube as well as method of manufacturing the same, and X-ray tube | Noboru Baba, Yusaku Nakagawa, Masatake Fukushima, Masateru Suwa | 1990-07-03 |
| 4891831 | X-ray tube and method for generating X-rays in the X-ray tube | Akira Tanaka, Satoshi Shimada, Kazuji Yamada, Yusaku Nakagawa, Motohisa Nishihara +3 more | 1990-01-02 |
| 4485330 | Magnetron | Mamoru Tsuzurahara | 1984-11-27 |