Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610949 | Switchgear operating apparatuses | Tomohito Mori, Kyoichi Ohtsuka | 2003-08-26 |
| 6563067 | Control device for make break switch | Kyouichi Ohtsuka | 2003-05-13 |
| 6521839 | Insulation-operating rod | Ken Komatsu | 2003-02-18 |