| D305115 |
Power inverter |
Nobuyuki Kondo, Yoshinori Abe, Hideaki Tata, Eiji Ito, Hideo Iinuma |
1989-12-19 |
| D304171 |
Power inverter |
Nobuyuki Kondo, Yoshinori Abe, Hideaki Tada, Eiji Ito, Hideo Iinuma |
1989-10-24 |
| D304170 |
Power inverter |
Nobuyuki Kondo, Yoshinori Abe, Hideaki Tada, Eiji Ito, Hideo Iinuma |
1989-10-24 |
| D303371 |
Power inverter |
Nobuyuki Kondo, Yoshinori Abe, Hideaki Tata, Eiji Ito, Hideo Iinuma |
1989-09-12 |
| D303370 |
Power inverter |
Nobuyuki Kondo, Yoshinori Abe, Hideaki Tata, Eiji Ito, Hideo Iinuma |
1989-09-12 |
| D303372 |
Power inverter |
Nobuyuki Kondo, Yoshinori Abe, Hideaki Tata, Eiji Ito, Hideo Iinuma |
1989-09-12 |
| 4859924 |
Inverter |
— |
1989-08-22 |
| D299334 |
Power inverter |
Nobuyuki Kondo, Yoshinori Abe, Hideaki Tata, Eiji Ito, Hideo Iinuma |
1989-01-10 |
| D298824 |
Power inverter |
Nobuyuki Kondo, Yoshinori Abe, Hideaki Tata, Eiji Ito, Hideo Iinuma |
1988-12-06 |
| 4678980 |
Power failure stop circuit for a converter |
Shigeyuki Sugimoto, Masayuki Kato |
1987-07-07 |
| 4677537 |
Converter device |
— |
1987-06-30 |
| 4654773 |
Inverter control circuit |
Tomotaka Ito |
1987-03-31 |
| 4620140 |
Control device for variable speed electric motor |
— |
1986-10-28 |
