Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312694 | Production method for treatment solution for forming insulating coating, production method for steel sheet having insulating coating, and production apparatus for treatment solution for forming insulating coating | Takashi Terashima, Karin Kokufu, Makoto Watanabe | 2025-05-27 |
| 12234523 | Grain-oriented electrical steel sheet with insulating film and method for manufacturing the same | Karin Kokufu, Makoto Watanabe, Takashi Terashima | 2025-02-25 |
| 12163232 | Treatment agent for chromium-free insulating coating formation, insulation-coated grain-oriented electrical steel sheet, and method for manufacturing the same | Karin Kokufu, Takashi Terashima | 2024-12-10 |
| 12104257 | Electrical steel sheet with insulating film | Takashi Terashima, Karin Kokufu, Makoto Watanabe | 2024-10-01 |
| 12104216 | Annealing separator for grain-oriented electrical steel sheet and method of producing grain-oriented electrical steel sheet | Takashi Terashima, Makoto Watanabe, Karin Kokufu | 2024-10-01 |
| 12055922 | Analysis system and analysis method | Shinji Koseki, Masaru Fukumura, Hiroyasu Shigemori, Shiguma Uno, Noriko Ozawa | 2024-08-06 |
| 12033791 | Method for forming film and method for manufacturing electrical steel sheet with insulating film | Takashi Terashima, Karin Kokufu, Makoto Watanabe | 2024-07-09 |
| 11981821 | Insulating coating treatment liquid, and grain-oriented electrical steel sheet having insulating coating and method for producing the same | Takashi Terashima, Karin Kokufu, Makoto Watanabe | 2024-05-14 |
| 11926888 | Annealing separator for grain-oriented electrical steel sheet and method of producing grain-oriented electrical steel sheet | Takashi Terashima, Makoto Watanabe, Karin Kokufu | 2024-03-12 |
| 11923115 | Insulating coating-attached electrical steel sheet and manufacturing method therefor | Takashi Terashima, Masahiro Suemune, Karin Kokufu | 2024-03-05 |
| 11894167 | Grain-oriented electrical steel sheet, iron core of transformer, transformer, and method for reducing noise of transformer | Takashi Terashima, Makoto Watanabe, Tomoyuki Okubo | 2024-02-06 |
| 11692272 | Coated metal, coating-forming treatment solution, and method for producing coated metal | Takashi Terashima, Makoto Watanabe | 2023-07-04 |
| 11578377 | Grain-oriented electrical steel sheet and method for producing the same | Ryuichi Suehiro, Makoto Watanabe | 2023-02-14 |
| 11473176 | Oriented electrical steel sheet and method for producing same | Takashi Terashima, Karin Kokufu | 2022-10-18 |
| 11293070 | Grain-oriented electrical steel sheet | Takashi Terashima, Takumi Umada, Makoto Watanabe | 2022-04-05 |
| 11280003 | Coated metal, coating-forming treatment solution, and method for producing coated metal | Takashi Terashima, Makoto Watanabe | 2022-03-22 |
| 10982329 | Insulation-coated oriented magnetic steel sheet and method for manufacturing same | Takashi Terashima, Kazutoshi Hanada, Ryuichi Suehiro, Makoto Watanabe | 2021-04-20 |
| 10920323 | Insulating-coated oriented magnetic steel sheet and method for manufacturing same | Takashi Terashima, Kazutoshi Hanada, Ryuichi Suehiro, Makoto Watanabe | 2021-02-16 |
| 10889875 | Grain oriented electrical steel sheet, method for manufacturing grain oriented electrical steel sheets, method for evaluating grain oriented electrical steel sheets, and iron core | Masayasu Nagoshi, Tomohiro Matsushima, Makoto Watanabe, Shigehiro Takajo, Masanori Uesaka +1 more | 2021-01-12 |
| 10697038 | Grain oriented electrical steel sheet, method for manufacturing grain oriented electrical steel sheets, method for evaluating grain oriented electrical steel sheets, and iron core | Masayasu Nagoshi, Tomohiro Matsushima, Makoto Watanabe, Shigehiro Takajo, Masanori Uesaka +1 more | 2020-06-30 |
| 10643770 | Grain-oriented electrical steel sheet | Takeshi Imamura, Yukihiro Shingaki, Ryuichi Suehiro | 2020-05-05 |
| 10458021 | Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating | Takashi Terashima, Makoto Watanabe, Masanori Uesaka, Ryuichi Suehiro | 2019-10-29 |
| 10435791 | Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating | Takashi Terashima, Makoto Watanabe, Masanori Uesaka, Ryuichi Suehiro | 2019-10-08 |
| 10395807 | Grain-oriented electrical steel sheet having excellent magnetic characteristics and coating adhesion | Takashi Terashima, Makoto Watanabe, Masanori Uesaka, Ryuichi Suehiro | 2019-08-27 |
| 10294544 | Method for producing grain-oriented electrical steel sheet | Ryuichi Suehiro, Takashi Terashima, Makoto Watanabe | 2019-05-21 |