Inventor · disambiguated record
Sadao Tokorozawa
Also filed as: TOKOROZAWA SADAO
5 granted patents·78 citations·filing 1978–1997
81Inventor score
Top patents by PatentIndex Score
5 records- 0176US4365728ALiquid discharge apparatusPILOT PEN CO LTD·Filed 1979·Granted Dec 28, 1982·28 cites·9 claims
- 0261US4231707AFluid supplying devicePILOT PEN CO LTD·Filed 1979·Granted Nov 4, 1980·15 cites·22 claims
- 0360US6103347AMagnetic display panelPILOT KK·Filed 1997·Granted Aug 15, 2000·21 cites·9 claims
- 0447US4446993AApparatus for dispensing a preselected amount of liquidPILOT PEN CO LTD·Filed 1982·Granted May 8, 1984·9 cites·12 claims
- 0539US4413751AMethod for dispensing a preselected amount of liquidPILOT PEN CO LTD·Filed 1978·Granted Nov 8, 1983·5 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →