Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D709286 | Carrying case for an optical fiber fusion splicer | Hiroshi Takayanagi, Hisao Yui, Hiroyasu Toyooka | 2014-07-22 |
| 6299361 | Method of making an optical fiber array and apparatus for making an optical fiber array | Takashi Sasaki, Hidetoshi Ishida, Dai Yui, Kei Sunaga | 2001-10-09 |