Inventor · disambiguated record
Masayasu Nihei
Also filed as: NIHEI MASAYASU
9 granted patents·622 citations·filing 1979–1998
92Inventor score
Files withHITACHI LTD9
Top patents by PatentIndex Score
9 records- 0198US4280137AMethod and apparatus for automatically controlling arc weldingHITACHI LTD·Filed 1979·Granted Jul 21, 1981·144 cites·12 claims
- 0296US4999096AMethod of and apparatus for sputteringHITACHI LTD·Filed 1988·Granted Mar 12, 1991·196 cites·20 claims
- 0392US4396823AMethod of electrode current control in welding apparatus having a plurality of electrodesHITACHI LTD·Filed 1981·Granted Aug 2, 1983·65 cites·21 claims
- 0486US4692230AThin film forming method through sputtering and sputtering deviceHITACHI LTD·Filed 1986·Granted Sep 8, 1987·53 cites·9 claims
- 0583US6225598B1Method of high frequency pulse arc welding and apparatus thereforHITACHI LTD·Filed 1998·Granted May 1, 2001·52 cites·16 claims
- 0676US5175608AMethod of and apparatus for sputtering, and integrated circuit deviceHITACHI LTD·Filed 1990·Granted Dec 29, 1992·55 cites·5 claims
- 0760US4436982ATwo electrode welding with different currents supplied to the electrodesHITACHI LTD·Filed 1981·Granted Mar 13, 1984·21 cites·15 claims
- 0851US5767577AMethod of solder bonding and power semiconductor device manufactured by the methodHITACHI LTD·Filed 1995·Granted Jun 16, 1998·17 cites·64 claims
- 0949US5051812ASemiconductor device and method for manufacturing the sameHITACHI LTD·Filed 1990·Granted Sep 24, 1991·19 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →