Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398447 | Tungsten wire, saw wire, and tungsten wire for screen printing | Tomohiro KANAZAWA, Naoki KOHYAMA, Kenshi TSUJI, Yui NAKAI, Tetsuya NAKAAZE | 2025-08-26 |
| 11761065 | Tungsten wire and tungsten product | Tomohiro KANAZAWA, Naoki KOHYAMA, Yui NAKAI | 2023-09-19 |
| 10967447 | Metal wire, saw wire, cutting apparatus, and method of manufacturing metal wire | Tomohiro KANAZAWA, Naoki KOHYAMA, Yuuki Sasagawa, Tetsuji Shibata, Toshiyuki Tani | 2021-04-06 |
| 5391690 | Process for producing (co)polycarbonate and (co)polycarbonate composition | Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Takaaki Kuwana +1 more | 1995-02-21 |
| 5387628 | Process for producing (co)polycarbonate and (co)polycarbonate composition | Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Takaaki Kuwana +1 more | 1995-02-07 |
| 5278279 | Process for producing (co)polycarbonate with transesterification catalyst and compound | Tatsuya Kanno, Tsutomu Yamato, Yasuhiro Oshino, Yutaka Fukuda, Takaaki Kuwana +1 more | 1994-01-11 |
| 5168112 | Process for the preparation of a polycarbonate with piperidinyl pyridine catalyst | Mitsuru Ueda, Tatsuya Kanno, Yasuhiro Oshino | 1992-12-01 |
| 5025083 | Process for preparation of polycarbonate | Mitsuru Ueda, Tatsuya Kanno, Yasuhiro Oshino | 1991-06-18 |