Inventor · disambiguated record
Tokuhisa Ito
Also filed as: ITO TOKUHISA
3 granted patents·90 citations·filing 1982–1983
74Inventor score
Files withASAHI OPTICAL CO LTD3
Top patents by PatentIndex Score
3 records- 0187US4650335AComparison type dimension measuring method and apparatus using a laser beam in a microscope systemASAHI OPTICAL CO LTD·Filed 1983·Granted Mar 17, 1987·49 cites·5 claims
- 0264US4625103AAutomatic focusing device in microscope systemASAHI OPTICAL CO LTD·Filed 1983·Granted Nov 25, 1986·22 cites·6 claims
- 0363US4512642AAutomatic focusing apparatus in optical drawing machineASAHI OPTICAL CO LTD·Filed 1982·Granted Apr 23, 1985·19 cites·3 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →