Inventor · disambiguated record
Yorito Jifuku
Also filed as: JIFUKU YORITO
3 granted patents·362 citations·filing 1979–1993
76Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0193US5446645AInverter apparatus and uinterruptible power supply using the sameHITACHI LTD·Filed 1993·Granted Aug 29, 1995·279 cites·4 claims
- 0291US5298848ALarge capacity variable speed PWM spatial vector type sub-harmonic system for driving AC electric motorHITACHI LTD·Filed 1991·Granted Mar 29, 1994·79 cites·13 claims
- 0336US4306138APower supply apparatus for resistance welder including means for preventing polarized transformer excitationHITACHI LTD·Filed 1979·Granted Dec 15, 1981·4 cites·7 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →