Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6851868 | Optical connector module | Yuichi Koreeda, Hiroaki Koshizuka, Ryoji Kaku, Takao Mase | 2005-02-08 |
| 6647184 | Optical waveguide device and method of manufacturing the same | Mitsuo Ukechi | 2003-11-11 |
| 6324314 | Optical hybrid integrated device and method of making the same | Mitsuo Ukechi | 2001-11-27 |
| 4849168 | Ti-Al intermetallics containing boron for enhanced ductility | Yukio Nishiyama, Toshiharu Noda, Susumu Isobe | 1989-07-18 |
| 4834036 | Composite valve for reciprocating engines and method for manufacturing the same | Yukio Nishiyama, Junzo Fujioka, Haruki Hino | 1989-05-30 |