Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7538945 | Optical path changing module | Naoko Hikichi, Yasunori Arima | 2009-05-26 |
| 7518794 | Transmission type diffraction grating | Naoko Hikichi | 2009-04-14 |
| 7420735 | Transmission type diffraction grating | Naoko Hikichi | 2008-09-02 |
| 7405824 | Optical coupling system of light measuring device and sample | Naoko Hikichi | 2008-07-29 |
| 7372124 | Light-receiving element and photodetector using the same | Takashi Tagami | 2008-05-13 |
| 7340131 | Collimator and optical filter device using the same | Naoko Hikichi | 2008-03-04 |
| 7319559 | Spectral optical element | Naoko Hikichi | 2008-01-15 |
| 7280213 | Light detection device | — | 2007-10-09 |
| 7238935 | Light detection device | Kenichi Asada, Kenjiro Hamanaka, Masahiro Oikawa | 2007-07-03 |
| 7236665 | Optical module and method for fabricating the same | Fumitoshi Kobayashi, Katsuhide Shinmou | 2007-06-26 |
| 7227126 | Light detection device | — | 2007-06-05 |
| 7167618 | Optical module having stacked guide substrates and method for assembling the same | Fumitoshi Kobayashi | 2007-01-23 |
| 7139139 | Optical module | Shigeki Nagasaka | 2006-11-21 |
| 7113338 | Thin-film structure and method for producing the same | Terufusa Kunisada, Satoru Kusaka | 2006-09-26 |
| 7062178 | Photodetector array and optical branching filter using the array | Takashi Tagami, Nobuyuki Komaba, Yasunori Arima, Yukihisa Kusuda | 2006-06-13 |
| 6987906 | Optical connection device | Yukinari Sekiguchi, Osamu Mikami, Yoshikazu Murata, Kentarou Miyazato | 2006-01-17 |
| 6974264 | Optical module and method for producing the same | Tsuyoshi Yamane, Shigeki Nagasaka | 2005-12-13 |
| 6940650 | Diffraction optical element and transfer mold therefor | Katsuhide Shimmo, Yukinari Sekiguchi, Naoko Hikichi | 2005-09-06 |
| 6934443 | Optical fiber coupling system | Naoko Hikichi, Fumitoshi Kobayashi | 2005-08-23 |
| 6904207 | Waveguide type liquid-crystal optical switch | Shinji Kawamoto | 2005-06-07 |
| 6888681 | Optical demultiplexer | — | 2005-05-03 |
| 6853770 | Method for aligning and assembling optical demultiplexer module, and automatic aligning mechanism for optical demultiplexer module | Frank Xiaofan Zhu, Shigeki Nagasaka, Naoki Morimoto | 2005-02-08 |
| 6852420 | Optical device, mold, and method of producing the same | Hiroaki Yamamoto, Masahiro Hori, Koichiro Nakamura, Katsuhide Shimmo | 2005-02-08 |
| 6850666 | Optical module | Naoko Hikichi, Fumitoshi Kobayashi | 2005-02-01 |
| 6839173 | Reflection type diffraction grating | Katsuhide Shimmo, Shinji Kawamoto, Terufusa Kunisada | 2005-01-04 |