Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9950945 | Tempered glass sheet | Yasumasa Kato, Jiro Nishihama | 2018-04-24 |
| 9944550 | Tempered glass plate | Masao Fukami, Shinya Ohta, Yasumasa Kato, Shigeru Ezaki | 2018-04-17 |
| 8769990 | Method for tempering glass sheet, and apparatus therefor | Isao Saito, Junji Hori, Kiyota Miyazaki, Tomohiro Suwa, Yasumasa Kato +1 more | 2014-07-08 |
| 8234884 | Air-cooling/tempering apparatus and air-cooling/tempering method for a glass sheet | Nozomi Otsubo, Tomohiro Yonemichi, Yasumasa Kato | 2012-08-07 |
| 7341968 | Glass plate and method for tempering a glass plate | Yasumasa Kato, Shuichi Akada | 2008-03-11 |
| 7306848 | Tempered glass sheet, process and apparatus therefor | Hiromasa Tominaga | 2007-12-11 |
| 6881485 | Tempered glass sheet and method therefor | Yasumasa Kato | 2005-04-19 |