Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9964697 | Optical fiber | Ryo Maruyama, Shoichiro Matsuo | 2018-05-08 |
| 9624069 | Optical fiber winding reel and reel-wound optical fiber | Hiroki Hamaguchi | 2017-04-18 |
| 9221711 | Process for producing optical fiber and processing apparatus for optical fiber work used for the same | Hiroki Hamaguchi, Itaru Ishida | 2015-12-29 |
| 8869565 | Method and apparatus of producing optical fiber preform | Naritoshi Yamada | 2014-10-28 |
| 8382345 | Porcelain enamel substrate for mounting light emitting device and method of manufacturing the same, light emitting device module, illumination device, display unit and traffic signal | Naoki Kimura, Masakazu Ohashi | 2013-02-26 |
| 7973914 | Physical quantity measuring apparatus utilizing optical frequency domain reflectometry and method for temperature and strain measurement using the apparatus | Koji Omichi, Akira Sakamoto | 2011-07-05 |
| 7946132 | Method for manufacturing optical fiber preform and optical fiber preform apparatus | Manabu Saitou | 2011-05-24 |
| 7921676 | Method for manufacturing optical fiber preform and optical fiber preform apparatus | Manabu Saitou | 2011-04-12 |
| 7889332 | Physical quantity measuring apparatus utilizing optical frequency domain reflectometry, and method for simultaneous measurement of temperature and strain using the apparatus | Koji Omichi, Akira Sakamoto | 2011-02-15 |
| 7658086 | Drawing method for bare optical fiber with suppressed hydrogen diffusion | Kenji Okada, Koichi Harada, Munehisa Fujimaki | 2010-02-09 |
| 7596292 | Treatment method for optical fiber | Takahiro Hamada, Kenji Yamashiro, Munehisa Fujimaki, Koichi Harada, Yukinari Shirako +1 more | 2009-09-29 |
| 7572039 | Porcelain enamel substrate for mounting light emitting device and method of manufacturing the same, light emitting device module, illumination device, display unit and traffic signal | Naoki Kimura, Masakazu Ohashi | 2009-08-11 |