Assignee
NISHIMU DENSHI KOGYO KK
JP·10 granted patents·1 pending application·843 citations·filing 1984–2018
Top patents by PatentIndex Score
11 records- 0196US4626983APower conversion device for solar cellNISHIMU DENSHI KOGYO KK·Filed 1984·Granted Dec 2, 1986·293 cites·6 claims
- 0295US4772994APower source using high-frequency phase controlNISHIMU DENSHI KOGYO KK·Filed 1987·Granted Sep 20, 1988·219 cites·6 claims
- 0388US4893069AFerroresonant three-phase constant AC voltage transformer arrangement with compensation for unbalanced loadsNISHIMU DENSHI KOGYO KK·Filed 1989·Granted Jan 9, 1990·62 cites·6 claims
- 0486US4862059AFerroresonant constant AC voltage transformerNISHIMU DENSHI KOGYO KK·Filed 1988·Granted Aug 29, 1989·61 cites·13 claims
- 0583US5237208AApparatus for parallel operation of triport uninterruptable power source devicesNISHIMU DENSHI KOGYO KK·Filed 1991·Granted Aug 17, 1993·63 cites·11 claims
- 0678US4926302ASwitching power source deviceNISHIMU DENSHI KOGYO KK·Filed 1988·Granted May 15, 1990·38 cites·13 claims
- 0774US4556802AUninterruptible ac power supplyNISHIMU DENSHI KOGYO KK·Filed 1984·Granted Dec 3, 1985·40 cites·5 claims
- 0872US4665322AUninterruptible polyphase AC power supplyNISHIMU DENSHI KOGYO KK·Filed 1985·Granted May 12, 1987·62 cites·8 claims
- 0947US2020346963A1Purification systemNISHIMU DENSHI KOGYO KK·Filed 2018·Application pending·0 cites
- 1031US4786854AAlternating current voltage regulator using a feedback loop with step filteringNISHIMU DENSHI KOGYO KK·Filed 1987·Granted Nov 22, 1988·3 cites·12 claims
- 1128US4642549AFerroresonant constant AC voltage regulatorNISHIMU DENSHI KOGYO KK·Filed 1985·Granted Feb 10, 1987·2 cites·15 claims
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