Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319621 | Zirconia sintered body and method for producing same | Takeshi Ito, Shoichi Yamauchi | 2025-06-03 |
| 12134584 | Coating layer-attached continuous ceramic fiber and method for producing same, and ceramic matrix composite material and method for producing same | Yushi NAWATA | 2024-11-05 |
| 11807579 | Zirconia sintered body and manufacturing method of the same | Takeshi Ito, Yuji Matsumura | 2023-11-07 |
| 11686125 | Safety switch and switch system | Yoshiki Furukawa | 2023-06-27 |
| 11535565 | Black sintered body and method for producing the same | Takeshi Ito, Shoichi Yamauchi | 2022-12-27 |
| 11034585 | Method for controlling concentration of solid content and method for producing trichlorosilane | Junichi Ishida, Masami Enokuchi, Yoshikazu Kodama, Hiroyuki Nishimura | 2021-06-15 |
| 10696022 | Composite plate and production method therefor | Kohei Imai, Shoichi Yamauchi, Koji Tsukuma | 2020-06-30 |
| 10682831 | Composite plate and method for producing same | Kohei Imai, Shoichi Yamauchi, Koji Tsukuma | 2020-06-16 |
| 10273191 | Translucent zirconia sintered body, method for manufacturing same, and use thereof | Yuya MACHIDA | 2019-04-30 |
| 9249058 | High-strength transparent zirconia sintered body, process for producing the same, and uses thereof | Masayuki Kudou, Koji Tsukuma | 2016-02-02 |
| 9174877 | Colored translucent zirconia sintered body, its production process and its use | Shoichi Yamauchi, Koji Tsukuma | 2015-11-03 |
| 8785008 | Zirconia sintered bodies with high total light transmission and high strength, uses of the same, and process for producing the same | Koji Tsukuma, Toru Tsuyoshi | 2014-07-22 |
| 8722555 | High-strength transparent zirconia sintered body, process for producing the same, and uses thereof | Masayuki Kudou, Koji Tsukuma | 2014-05-13 |
| 8481439 | Colored alumina sintered body of high toughness and high translucency, and its production method and its uses | Koji Tsukuma | 2013-07-09 |
| 7888279 | High toughness translucent alumina sintered body, method for producing the same, and its uses | Koji Tsukuma, Hitoshi NAGAYAMA | 2011-02-15 |
| 7538055 | Transparent zirconia sintered body | Koji Tsukuma | 2009-05-26 |