Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10187713 | Notification device and signal display light | Kazuya Nishimatsu, Yusuke Tone, Daisuke Shigematsu | 2019-01-22 |
| D791630 | Signal indicator lamp | Keiko Uemura | 2017-07-11 |
| 9243952 | Light-receiving device, light receiver using same, and method of fabricating light-receiving device | — | 2016-01-26 |
| D718891 | Globe for a warning light | Kaoru Sawano, Keiko Uemura | 2014-12-02 |
| 8805127 | Optical waveguide device, manufacturing method therefor, optical modulator, polarization mode dispersion compensator, and optical switch | Takashi Shiraishi, Masaharu Doi | 2014-08-12 |
| 8783971 | Optical transmission apparatus and optical transmission system | — | 2014-07-22 |
| 8766390 | Light-receiving device, light receiver using same, and method of fabricating light-receiving device | — | 2014-07-01 |
| D695951 | Lighting device | Koichi Hazumi | 2013-12-17 |
| 8582928 | Optical waveguide device, manufacturing method therefor, optical modulator, polarization mode dispersion compensator, and optical switch | Takashi Shiraishi, Masaharu Doi | 2013-11-12 |
| D681261 | Lighting device | Koichi Hazumi | 2013-04-30 |
| D671254 | Lighting device | Koichi Hazumi | 2012-11-20 |
| 8162547 | Optical subassembly manufacturing method | Hiroyuki Nobuhara | 2012-04-24 |
| 8135241 | Optical modulation device utilizing electro-optic effect | Takashi Shiraishi, Tetsu Hasegawa | 2012-03-13 |
| D652334 | Signal warning and displaying lamp | Koichi Kuwano | 2012-01-17 |
| D651113 | Signal warning and displaying lamp | Koichi Kuwano | 2011-12-27 |
| D648241 | Signal warning and displaying lamp | Koichi Kuwano | 2011-11-08 |
| D647812 | Signal warning and displaying lamp | Koichi Kuwano | 2011-11-01 |
| 7729568 | Optical device having stress layer inducing refraction index variation in a partial region of a substrate by photoelastic effect | Takashi Shiraishi, Kazuhiro Tanaka | 2010-06-01 |
| D606441 | Casing for illuminating device | — | 2009-12-22 |
| D598315 | Signal warning and displaying lamp | — | 2009-08-18 |
| D565788 | Warning lamp | — | 2008-04-01 |
| D557159 | Globe for a warning lamp | Hiroki Sasaki | 2007-12-11 |
| D555025 | Globe for a warning lamp | Hiroki Sasaki | 2007-11-13 |
| 6855122 | Bloodless treating device | Tomio Ohta, Yoshihiko Kinoshita | 2005-02-15 |
| 6626857 | Extracorporeal circulation device and method for isolation temperature control method | Tomio Ohta, Yoshihiko Kinoshita, Tomoya Murakami | 2003-09-30 |