Inventor · disambiguated record
Tatsuo Yonezawa
Also filed as: YONEZAWA TATSUO
5 granted patents·131 citations·filing 1974–1995
83Inventor score
Files withHITACHI LTD5
Top patents by PatentIndex Score
5 records- 0188US3975612AWelding method for dissimilar metalsHITACHI LTD·Filed 1974·Granted Aug 17, 1976·51 cites·8 claims
- 0275US5628449AMethod of welding a carbon steel and an austenitic stainless steel together and resultant structureHITACHI LTD·Filed 1995·Granted May 13, 1997·37 cites·8 claims
- 0370US3999031AMethod for electron-beam welding of dissimilar metalsHITACHI LTD·Filed 1975·Granted Dec 21, 1976·19 cites·8 claims
- 0459US3999030AWelding method for dissimilar metalsHITACHI LTD·Filed 1974·Granted Dec 21, 1976·14 cites·6 claims
- 0547US5170028AProcess and apparatus, for electron beam welding of a member partially enclosed in vacuum chamber, and the member formed therebyHITACHI LTD·Filed 1990·Granted Dec 8, 1992·10 cites·20 claims
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