Inventor · disambiguated record
Takafumi Aoyama
Also filed as: AOYAMA TAKAFUMI
4 granted patents·27 citations·filing 1974–2014
71Inventor score
Top patents by PatentIndex Score
4 records- 0174US3952701AElectrostatic developing apparatusHITACHI METALS LTD·Filed 1974·Granted Apr 27, 1976·17 cites·10 claims
- 0247US10343235B2Laser welding method, laser welding apparatus, and cylindrical bodyMITSUBISHI HEAVY IND LTD·Filed 2014·Granted Jul 9, 2019·0 cites·8 claims
- 0339US4482623APreparation method of magnetic tonerHITACHI METALS LTD·Filed 1981·Granted Nov 13, 1984·5 cites·9 claims
- 0435US4554232AMagnetic tonerTABARU KAZUNORI·Filed 1980·Granted Nov 19, 1985·5 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →