Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11365466 | Steel plate for hot forming and manufacturing method of hot press formed steel member | Tatsuya Asai, Hiroyuki Omori, Takeshi Kojima | 2022-06-21 |
| 11344941 | Method of manufacturing hot-press-formed steel member | Takayuki Yamano, Jiro Iwaya, Noriyuki Jimbo, Tatsuya Asai | 2022-05-31 |
| 10544489 | Highly formable high-strength steel sheet, warm working method, and warm-worked automobile part | Elijah Kakiuchi, Toshio Murakami, Hideo Hata, Tatsuya Asai | 2020-01-28 |
| 9890437 | High-strength steel sheet with excellent warm formability and process for manufacturing same | Elijah Kakiuchi, Toshio Murakami, Katsura Kajihara, Tatsuya Asai, Hideo Hata | 2018-02-13 |
| 9863028 | High-strength hot-dip galvanized steel sheet having excellent yield strength and formability | Elijah Kakiuchi, Toshio Murakami, Katsura Kajihara, Tatsuya Asai | 2018-01-09 |
| 9657381 | High-strength steel sheet having excellent room-temperature formability and warm formability, and warm forming method thereof | Toshio Murakami, Elijah Kakiuchi, Hideo Hata, Tatsuya Asai | 2017-05-23 |
| 9550221 | Press forming method for steel plate | Takayuki Yamano, Jiro Iwaya, Takayuki Kimura, Tatsuya Asai | 2017-01-24 |
| 9463501 | Press forming method for steel plate | Takayuki Yamano, Jiro Iwaya, Takayuki Kimura, Tatsuya Asai | 2016-10-11 |
| 9359663 | Manufacturing method for hot press formed steel member | Tatsuya Asai, Takayuki Yamano, Tetsuji Hoshika | 2016-06-07 |
| 9194032 | High-strength steel sheet with excellent deep drawability at room temperature and warm temperature, and method for warm working same | Toshio Murakami, Elijah Kakiuchi, Hideo Hata, Tatsuya Asai | 2015-11-24 |