Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9599463 | Object detection device | Tatsumaro Yamashita | 2017-03-21 |
| D679841 | Light source unit | Takeaki Maehata, Takuya Nagai | 2013-04-09 |
| 8353608 | Light-emitting device with 2-axis attitude adjustable holder | Toshiaki Konno | 2013-01-15 |
| 7907494 | Hologram information recording medium and hologram information recording/reproducing device | Naoyuki Tokuchi | 2011-03-15 |
| 7876002 | Actuator | Takuya Nagai, Akira Ohki, Ikutaro Inoue | 2011-01-25 |
| 7868490 | Actuator | Takuya Nagai, Naoyuki Tokuchi | 2011-01-11 |
| 7841530 | Read head for reading coded data by optical scanning | — | 2010-11-30 |
| 7719396 | Actuator | Yuichi Umeda | 2010-05-18 |
| 7583424 | Hologram information reproducing device | Shinji Mitsuya, Naoyuki Tokuchi, Yuichi Umeda | 2009-09-01 |
| 7538921 | Hologram reproducing apparatus | — | 2009-05-26 |
| 7382508 | Holographic recording medium and writing method therefor | — | 2008-06-03 |
| 7308694 | High-precision positioning apparatus | — | 2007-12-11 |
| 7299482 | High precision positioning apparatus | — | 2007-11-20 |
| 7177519 | Functional multilayer film and method for manufacturing the same | Munemitsu Abe, Masayoshi Esashi | 2007-02-13 |
| 6965477 | Optical shutter | Seiichi Ohgoshi | 2005-11-15 |
| 6903853 | Optical head and hologram recording device including the same | — | 2005-06-07 |
| 6798499 | Method of forming optical thin films on substrate at high accuracy and apparatus therefor | Yuichi Umeda, Tokio Isago | 2004-09-28 |
| 6641704 | Method for manufacturing an optical filter having laminate film | — | 2003-11-04 |
| 6542876 | Method for producing multilayered optical filters using a genetic algorithm and a method for operating the genetic algorithm | Toshihiro Kikuchi, Toshio Hirai, Yoshiyuki Kawazoe, Hiroshi Mizuseki | 2003-04-01 |
| 6462845 | Optical communication device | — | 2002-10-08 |
| 6312163 | Optical fiber connector | Miki Ono | 2001-11-06 |
| 6282000 | Optical transmitting and receiving module | Kimihiro Kikuchi, Atsunori Hattori, Shoichi Kyoya | 2001-08-28 |
| 6259839 | Optical communication connector | Kimihiro Kikuchi | 2001-07-10 |
| 6226437 | Optical fiber retainer | Kimihiro Kikuchi, Atsunori Hattori | 2001-05-01 |
| 6167184 | Optical fiber fixing device for optically coupling optical fiber with optical communication module | Kimihiro Kikuchi, Motohiko Otsuki | 2000-12-26 |