Inventor · disambiguated record
Toshiaki Sagawa
Also filed as: SAGAWA TOSHIAKI
10 granted patents·1 pending application·273 citations·filing 1982–2002
92Inventor score
Files withHITACHI LTD10
Top patents by PatentIndex Score
11 records- 0189US6413610B1Structure body and a manufacturing method of a structure bodyHITACHI LTD·Filed 2000·Granted Jul 2, 2002·43 cites·21 claims
- 0289US6378264B1Structure body and method of manufacture thereofHITACHI LTD·Filed 2000·Granted Apr 30, 2002·42 cites·30 claims
- 0389US6276591B1Friction stir joining methodHITACHI LTD·Filed 2000·Granted Aug 21, 2001·38 cites·2 claims
- 0486US6290117B1Friction stir welding method and friction stir welding apparatusHITACHI LTD·Filed 1999·Granted Sep 18, 2001·57 cites·6 claims
- 0581US6461072B2Structure body for use in friction stir weldingHITACHI LTD·Filed 2001·Granted Oct 8, 2002·20 cites·7 claims
- 0679US6532712B2Structural body and method of manufacture thereofHITACHI LTD·Filed 2002·Granted Mar 18, 2003·19 cites·13 claims
- 0779US6386425B2Method of friction stir welding structural body, structural body, and extruded materialHITACHI LTD·Filed 2001·Granted May 14, 2002·21 cites·6 claims
- 0873US4527125AFlame detecting apparatusHITACHI LTD·Filed 1982·Granted Jul 2, 1985·23 cites·14 claims
- 0959US6722285B2Railway carHITACHI LTD·Filed 2002·Granted Apr 20, 2004·6 cites·32 claims
- 1055US6568872B2Connection member for friction stir weldingHITACHI LTD·Filed 2001·Granted May 27, 2003·4 cites·7 claims
- 1137US2002119336A1Method of friction stir welding structural body, structural body, and extruded materialFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →