Inventor · disambiguated record
Souichi Tohyama
Also filed as: TOHYAMA SOUICHI
3 granted patents·78 citations·filing 1991–2001
74Inventor score
Top patents by PatentIndex Score
3 records- 0183US5164931AMethod and apparatus for control of positioningHITACHI LTD·Filed 1991·Granted Nov 17, 1992·39 cites·7 claims
- 0277US6703603B2Controller for optical scannerHITACHI VIA MECHANICS LTD·Filed 2001·Granted Mar 9, 2004·20 cites·10 claims
- 0366US5229896ADisk drive and method of controlling the sameHITACHI LTD·Filed 1991·Granted Jul 20, 1993·19 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →