Inventor · disambiguated record
Yutaka Koiwai
Also filed as: KOIWAI YUTAKA
5 granted patents·113 citations·filing 1977–1980
82Inventor score
Files withFUJITSU FANUC LTD5
Top patents by PatentIndex Score
5 records- 0187US4322671AInduction motor drive apparatusFUJITSU FANUC LTD·Filed 1979·Granted Mar 30, 1982·36 cites·14 claims
- 0284US4123645ANumerically controlled wire-cutting electric discharge machineFUJITSU FANUC LTD·Filed 1977·Granted Oct 31, 1978·39 cites·7 claims
- 0375US4327315AInduction motor drive apparatusFUJITSU FANUC LTD·Filed 1979·Granted Apr 27, 1982·21 cites·2 claims
- 0452US4362976ADriving circuit for DC motorFUJITSU FANUC LTD·Filed 1980·Granted Dec 7, 1982·12 cites·13 claims
- 0540US4284939ADevice for detecting opposite phase and open phaseFUJITSU FANUC LTD·Filed 1979·Granted Aug 18, 1981·5 cites·4 claims
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