Inventor · disambiguated record

Toshikazu Shimoyama

Also filed as: SHIMOYAMA TOSHIKAZU

2 granted patents·49 citations·filing 1981–1986

62Inventor score

Technology areasB23K H01J

Files withMITSUBISHI HEAVY IND LTD2

Top patents by PatentIndex Score

2 records

0178US4891493ANarrow gap arc welding process and apparatus thereforMITSUBISHI HEAVY IND LTD·Filed 1986·Granted Jan 2, 1990·43 cites·2 claims
0243US4393294AElectron beam working apparatus for cylindrical membersMITSUBISHI HEAVY IND LTD·Filed 1981·Granted Jul 12, 1983·6 cites·2 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →