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Inventor: Kawamura; Makoto
Address: Chiryu, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7554782 |
Safety PLC |
June 30, 2009 |
| A safety PLC having duplex power supply circuits, includes: a first output-stage transistor; a first DC power supply that drives the first output-stage transistor; a second output-stage transistor; a second DC power supply that drives the second output-stage transistor; a signal tran |
| 7459910 |
Contact welding detecting device for relay |
December 2, 2008 |
| A contact welding detecting device includes: a relay including a first contact for permitting and breaking transmission of a first DC input potential to a first output and a second contact for permitting and breaking transmission of a second DC input potential; a relay open/close con |
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