Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9281594 | Connector | Shigeru Mitsuzuka, Tomisaburo Yamaguchi | 2016-03-08 |
| 9178326 | Connector | Shigeru Mitsuzuka, Tomisaburo Yamaguchi | 2015-11-03 |
| 9088113 | Connector | Shigeru Mitsuzuka, Tomisaburo Yamaguchi | 2015-07-21 |
| 8480434 | Terminal for electrical connection and connector using same | Tomisaburo Yamaguchi | 2013-07-09 |