Inventor · disambiguated record
Tokuji Maruyama
Also filed as: MARUYAMA TOKUJI
8 granted patents·1 pending application·301 citations·filing 1975–2017
86Inventor score
Files withKOBE STEEL LTD9
Top patents by PatentIndex Score
9 records- 0195US4546234AOutput control of short circuit welding power sourceKOBE STEEL LTD·Filed 1984·Granted Oct 8, 1985·145 cites·14 claims
- 0294US4544826AMethod and device for controlling welding power supply to avoid spattering of the weld materialKOBE STEEL LTD·Filed 1984·Granted Oct 1, 1985·92 cites·4 claims
- 0389US4503316ADC Welding power supply systemKOBE STEEL LTD·Filed 1982·Granted Mar 5, 1985·53 cites·7 claims
- 0447US11484962B2Welding torchKOBE STEEL LTD·Filed 2017·Granted Nov 1, 2022·0 cites·13 claims
- 0547US11203080B2Welding method using special torchKOBE STEEL LTD·Filed 2017·Granted Dec 21, 2021·0 cites·9 claims
- 0643US2019111511A1Arc welding deviceKOBE STEEL LTD·Filed 2017·Application pending·0 cites
- 0742US11511365B2Welding device and welding methodKOBE STEEL LTD·Filed 2016·Granted Nov 29, 2022·0 cites·12 claims
- 0839US4017709AArc welding machineKOBE STEEL LTD·Filed 1975·Granted Apr 12, 1977·5 cites·9 claims
- 0936US4292495AWelding torch weaving deviceKOBE STEEL LTD·Filed 1980·Granted Sep 29, 1981·6 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →