Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10233054 | Elevator car upper handrail apparatus | Naoyuki Maruyama, Hironobu Kamada, Hideki Miyahara, Kazuya Shindo | 2019-03-19 |
| 8547814 | Semiconductor laser device, optical pickup apparatus, and method of manufacturing semiconductor laser device | Shinzoh Murakami, Mototaka Taneya, Katsushige Masui, Satoru Fukumoto, Takeshi Horiguchi | 2013-10-01 |
| 6847665 | Semiconductor laser device and method for producing the same | Shigehiro Yamada, Kazuhiro Tsuchida, Katsushige Masui, Toshiya Nagahama, Naotaka Ohtsuka | 2005-01-25 |
| 6812501 | Semiconductor laser package and fabrication method thereof | Osamu Hamaoka | 2004-11-02 |