Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739844 | Mechanical seal | Hikaru Katori, Keiichi Chiba, Masatoshi Itadani, Akira Yoshino | 2023-08-29 |
| 11549589 | Mechanical seal | Masatoshi Itadani, Akira Yoshino | 2023-01-10 |
| 11402023 | Mechanical seal | Yasuhiro Ikeda, Masamitsu Sanada, Masatoshi Itadani | 2022-08-02 |
| 11221074 | Mechanical seal | Hikaru Katori, Masatoshi Itadani, Takeshi Hosoe, Yasuhiro Ikeda, Tomoko Yamaki | 2022-01-11 |
| 11009130 | Sliding component | Masatoshi Itadani, Kazumasa Sunagawa, Tetsuzo OKADA, Keiichi Chiba, Kenji Kiryu +1 more | 2021-05-18 |
| 10703947 | Slurry, polishing fluid set, polishing fluid, and substrate polishing method using same | Tomohiro Iwano, Hirotaka Akimoto, Takenori Narita, Daisuke Ryuzaki | 2020-07-07 |
| 9982177 | Slurry, polishing fluid set, polishing fluid, and substrate polishing method using same | Tomohiro Iwano, Hirotaka Akimoto, Takenori Narita, Daisuke Ryuzaki | 2018-05-29 |
| 9162316 | Electron beam welding method | Ryuichi Narita, Takashi Hanioka, Masahiro Kimura, Masao Shiota | 2015-10-20 |
| 9022834 | Polishing solution for CMP and polishing method using the polishing solution | Eiichi Satou, Munehiro Oota, Kanshi Chinone, Shigeru Nobe, Kazuhiro Enomoto +3 more | 2015-05-05 |
| 8778217 | Polishing slurry for CMP, and polishing method | — | 2014-07-15 |
| 6810189 | Optical waveguide and method for preparing the same | Tatemi Ido, Takamitsu Nagara, Tooru Takahashi | 2004-10-26 |
| 5929458 | Radiation shield | Isao Nemezawa, Tetsu Oomori, Akira Mizuochi | 1999-07-27 |
| 5859438 | Radiation shielding body | Isao Nemezawa, Akira Mizuochi, Tetsu Oomori | 1999-01-12 |