Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9817184 | Optical fiber | Tetsuya Haruna, Masaaki Hirano, Hirotaka Sakuma | 2017-11-14 |
| 9588286 | Optical fiber | Tetsuya Haruna, Masaaki Hirano, Nobuhiro Hikichi | 2017-03-07 |
| 9575245 | Optical fiber | Tetsuya Haruna, Yoshihiro Saito, Yuki Kawaguchi, Masaaki Hirano | 2017-02-21 |
| 9527765 | Optical fiber manufacturing method and optical fiber | Tetsuya Haruna, Masaaki Hirano, Tetsuya Nakanishi | 2016-12-27 |
| 9512033 | Optical fiber preform | Masaaki Hirano, Tetsuya Haruna | 2016-12-06 |
| 9411095 | Optical-fiber preform and method for manufacturing optical-fiber preform | Tetsuya Haruna, Masaaki Hirano | 2016-08-09 |
| 9361484 | Security processing apparatus and security processing method | — | 2016-06-07 |
| 9340444 | Optical fiber preform manufacturing method, optical fiber preform, and optical fiber | Masaaki Hirano, Tetsuya Haruna | 2016-05-17 |
| 9335465 | Optical fiber and optical fiber preform | Masaaki Hirano, Tetsuya Haruna | 2016-05-10 |
| 9322990 | Optical fiber preform | Masaaki Hirano, Tetsuya Haruna | 2016-04-26 |
| 9277648 | Printed wiring board and information processing apparatus | Shotaro Hamao, Toshiki Kurosawa | 2016-03-01 |
| 9229160 | Optical fiber preform, method for producing optical fiber, and optical fiber | Tetsuya Haruna, Masaaki Hirano | 2016-01-05 |
| 9199877 | Method for manufacturing optical fiber base material, and optical fiber | Tetsuya Haruna, Masaaki Hirano | 2015-12-01 |
| 9139466 | Optical fiber preform, optical fiber, and method of manufacturing optical fiber preform | Masaaki Hirano, Tetsuya Haruna | 2015-09-22 |
| 9097834 | Optical fiber and optical fiber preform | Masaaki Hirano, Tetsuya Haruna | 2015-08-04 |
| 9036972 | Optical fiber preform, method for producing optical fiber, and optical fiber | Tetsuya Haruna, Masaaki Hirano | 2015-05-19 |
| 9019540 | Changing speed of network connection depending upon sleep state of network controller | — | 2015-04-28 |
| 9019697 | Electronic device | Masahiko Hoshi, Eiji Takizawa | 2015-04-28 |
| 8839646 | Method for producing optical fiber preform | Tetsuya Haruna, Masaaki Hirano | 2014-09-23 |
| 8731357 | Optical fiber | Masaaki Hirano, Tetsuya Haruna, Yoshinori Yamamoto | 2014-05-20 |
| 8033466 | Electronic device | Ikki Tatsukami | 2011-10-11 |
| 7014020 | Folding travel bag with cart | — | 2006-03-21 |
| 6932427 | Suitcase with foldable chair | — | 2005-08-23 |
| 4791004 | Process for forming multilayered coating film | Fumiyuki Suzuki, Keisuke Shiba | 1988-12-13 |
| 4457257 | Developing device | Reiji Murakami, Shinichi Hashimoto | 1984-07-03 |