Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11838994 | Determination device and heating cooking apparatus | MUNESATO KUMAGAI | 2023-12-05 |
| 8357950 | Semiconductor light emitting device, semiconductor element, and method for fabricating the semiconductor light emitting device | — | 2013-01-22 |
| 8068194 | Line light source device, plane light emission device, plane light source device, and liquid crystal display | Shin Itoh, Masato Sumikawa, Yoshinobu Nakamura, Tsukasa Inoguchi | 2011-11-29 |
| 7483360 | Optical pickup device using polarizing hologram element and hologram laser therefor | Katsushige Masui, Kazuhiro Tsuchida, Kazunori Matsubara, Keiji Sakai, Tetsuo Ueyama +1 more | 2009-01-27 |
| 7195998 | Compound semiconductor device and manufacturing method thereof | — | 2007-03-27 |
| 7136409 | Semiconductor laser device and optical pickup device | Katsushige Masui, Kazuhiro Tsuchida, Keiji Sakai | 2006-11-14 |
| 6763823 | Machining method not causing any damage to major cut surfaces of cut objects | — | 2004-07-20 |
| 6191438 | Light emitting diode array | Takahiro Obana | 2001-02-20 |
| 6109253 | Method using a wire feeding device for a multi-wire saw | — | 2000-08-29 |