Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11081347 | Method for manufacturing silicon-carbide semiconductor element | Tadaaki Kaneko, Kenta Hagiwara | 2021-08-03 |
| 9978597 | Method for treating the surface of a silicon-carbide substrate including a removal step in which a modified layer produced by polishing is removed by heating under Si vapor pressure | Tadaaki Kaneko, Kenta Hagiwara | 2018-05-22 |
| 9941116 | Method for manufacturing silicon-carbide semiconductor element | Tadaaki Kaneko, Kenta Hagiwara | 2018-04-10 |
| 9915011 | Low resistivity single crystal silicon carbide wafer | Tatsuo Fujimoto, Masakazu Katsuno, Masashi Nakabayashi, Hirokatsu Yashiro | 2018-03-13 |
| 9068277 | Apparatus for manufacturing single-crystal silicon carbide | Masashi Nakabayashi, Tatsuo Fujimoto, Hiroshi Tsuge, Masakazu Katsuno | 2015-06-30 |
| 9029219 | Semiconductor wafer manufacturing method, and semiconductor wafer | Tadaaki Kaneko, Shoji Ushio, Ayumu Adachi, Satoru Nogami | 2015-05-12 |
| 8889570 | Light-transmitting electromagnetic-shielding laminate and method for producing the same, light-transmitting radio wave absorber, and adhesive composition | Takatoshi Matsumura, Yoshiyuki Masuda, Masahiko Ishikawa, Yoshiya Kimura, Kyoko Nishizaki +1 more | 2014-11-18 |
| 8795624 | Monocrystalline silicon carbide ingot, monocrystalline silicon carbide wafer and method of manufacturing the same | Masashi Nakabayashi, Tatsuo Fujimoto, Mitsuru Sawamura | 2014-08-05 |
| 8673254 | Monocrystalline silicon carbide ingot, monocrystalline silicon carbide wafer and method of manufacturing the same | Masashi Nakabayashi, Tatsuo Fujimoto, Mitsuru Sawamura | 2014-03-18 |
| 8491719 | Silicon carbide single crystal, silicon carbide single crystal wafer, and method of production of same | Masashi Nakabayashi, Tatsuo Fujimoto, Mitsuru Sawamura | 2013-07-23 |
| 8178389 | Monocrystalline silicon carbide ingot, monocrystalline silicon carbide wafer and method of manufacturing the same | Masashi Nakabayashi, Tatsuo Fujimoto, Mitsuru Sawamura | 2012-05-15 |
| 8063391 | Light-transmitting electromagnetic wave-shielding material | Takatoshi Matsumura, Masahiko Ishikawa, Yoshitaka Masuda, Yoshiya Kimura, Yoshiyuki Masuda +1 more | 2011-11-22 |
| 8044408 | SiC single-crystal substrate and method of producing SiC single-crystal substrate | Tatsuo Fujimoto, Kohei Tatsumi, Taizo Hoshino, Masakazu Katsuno, Masashi Nakabayashi +3 more | 2011-10-25 |
| 7972704 | Single-crystal silicon carbide ingot, and substrate and epitaxial wafer obtained therefrom | Masakazu Katsuno, Hiroshi Tsuge, Masashi Nakabayashi, Tatsuo Fujimoto | 2011-07-05 |
| 7799305 | Silicon carbide single crystal and single crystal wafer | Mitsuru Sawamura, Tatsuo Fujimoto, Masashi Nakabayashi | 2010-09-21 |
| 7794842 | Silicon carbide single crystal, silicon carbide single crystal wafer, and method of production of same | Masashi Nakabayashi, Tatsuo Fujimoto, Mitsuru Sawamura | 2010-09-14 |
| 6305910 | Multi-stage pump device | Atsuyuki Miura, Yoshihiro Naito, Koichi Nakayama | 2001-10-23 |
| 5958132 | SiC single crystal and method for growth thereof | Jun Takahashi, Masatoshi Kanaya, Yuichiro Fujiwara | 1999-09-28 |
| 5907470 | Dielectric thin film capacitor element | Ryusuke Kita, Yoshiyuki Masuda, Yoshiyuki Matsu, Seiki Yano | 1999-05-25 |
| 5856242 | Method of producing dielectric thin film element | Hisako Arai, Ryusuke Kita, Yoshiyuki Masuda, Yoshiyuki Matsu, Masayoshi Koba | 1999-01-05 |
| 5811181 | Ferroelectric thin film, ferroelectric thin film covering substrate and manufacturing method of ferroelectric thin film | Takeshi Kijima, Sakiko Satoh, Hironori Matsunaga, Masayoshi Koba | 1998-09-22 |
| 5747796 | Waveguide type compact optical scanner and manufacturing method thereof | David Heard, Yutaka Unuma, Manabu Fujimoto | 1998-05-05 |
| 5593495 | Method for manufacturing thin film of composite metal-oxide dielectric | Yoshiyuki Masuda, Ryusuke Kita, Hisako Arai, Masayoshi Koba | 1997-01-14 |
| 5513857 | Piston sealing ring having interlocking ends | Tetsumi Watanabe, Yutaka Momose, Hiroyuki Katsuda | 1996-05-07 |
| 4642266 | Non-fogging coating composition and a shaped article coated therewith | Masaaki Funaki, Motoaki Yoshida, Akira Fujioka, Kazuo Sakiyama | 1987-02-10 |