Inventor · disambiguated record
Kazuo Ichino
Also filed as: ICHINO KAZUO
10 granted patents·497 citations·filing 1974–1986
92Inventor score
Top patents by PatentIndex Score
10 records- 0198US4866688AComposite tracking servo system for optical disc apparatus with track offset correctionHITACHI LTD·Filed 1986·Granted Sep 12, 1989·111 cites·20 claims
- 0298US4748609AMethod and apparatus for composite tracking servo system with track offset correction and rotary optical disc having at least one correction mark for correcting track offsetHITACHI LTD·Filed 1986·Granted May 31, 1988·119 cites·21 claims
- 0397US4707816AMethod and apparatus for composite wobbled and push-pull tracking servo systemHITACHI LTD·Filed 1986·Granted Nov 17, 1987·98 cites·13 claims
- 0492US4005396ADigital displacement sensor with zigzag coilsHITACHI LTD·Filed 1974·Granted Jan 25, 1977·68 cites·12 claims
- 0582US4031496AVariable inductorHITACHI LTD·Filed 1974·Granted Jun 21, 1977·30 cites·11 claims
- 0680US4748611AInformation recording medium and method for reproducing the sameHITACHI LTD·Filed 1986·Granted May 31, 1988·29 cites·2 claims
- 0765US4286154AMethod of detecting a mark by an electron beam and an apparatus thereforHITACHI LTD·Filed 1979·Granted Aug 25, 1981·10 cites·14 claims
- 0863US4297676AMark signal amplifierHITACHI LTD·Filed 1979·Granted Oct 27, 1981·17 cites·7 claims
- 0946US4132939ADriving signal control circuitHITACHI LTD·Filed 1977·Granted Jan 2, 1979·7 cites·11 claims
- 1040US4254368AApparatus for driving a motorNIPPON TELEGRAPH & TELEPHONE·Filed 1980·Granted Mar 3, 1981·8 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →