Inventor · disambiguated record
Yoshihisa Minamikawa
Also filed as: MINAMIKAWA YOSHIHISA
4 granted patents·406 citations·filing 1977–1991
80Inventor score
Files withHITACHI LTD4
Top patents by PatentIndex Score
4 records- 0196US4520421ASpecimen supporting deviceHITACHI LTD·Filed 1983·Granted May 28, 1985·362 cites·26 claims
- 0278US4524277ACharged particle beam apparatusHITACHI LTD·Filed 1982·Granted Jun 18, 1985·23 cites·13 claims
- 0360US5117111AElectron beam measuring apparatusHITACHI LTD·Filed 1991·Granted May 26, 1992·15 cites·9 claims
- 0449US4121100AElectron microscopeHITACHI LTD·Filed 1977·Granted Oct 17, 1978·6 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →