Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8554040 | Planar lightwave circuit, design method for wave propagation circuit, and computer program | Takashi Saida, Yohei Sakamaki, Toshikazu Hashimoto, Tsutomu Kitoh, Hiroshi Takahashi +4 more | 2013-10-08 |
| 8538222 | Planar lightwave circuit, design method for wave propagation circuit, and computer program | Takashi Saida, Yohei Sakamaki, Toshikazu Hashimoto, Tsutomu Kitoh, Hiroshi Takahashi +4 more | 2013-09-17 |
| 8463097 | Planar lightwave circuit, design method for wave propagation circuit, and computer program | Takashi Saida, Yohei Sakamaki, Toshikazu Hashimoto, Tsutomu Kitoh, Hiroshi Takahashi +4 more | 2013-06-11 |
| 7856163 | Planar lightwave circuit, design method for wave propagation circuit, and computer program | Takashi Saida, Yohei Sakamaki, Toshikazu Hashimoto, Tsutomu Kitoh, Hiroshi Takahashi +4 more | 2010-12-21 |
| 7345803 | Optical modulator and optical modulating method | Hiroki Nakajima, Takayuki Yamanaka, Hideki Fukano, Yuichi Akage, Tadashi Saitoh | 2008-03-18 |