Inventor · disambiguated record
Masayasu Kojima
Also filed as: KOJIMA MASAYASU
11 granted patents·2 pending applications·374 citations·filing 1988–2007
93Inventor score
Top patents by PatentIndex Score
13 records- 0188US5625229AHeat sink fin assembly for cooling an LSI packageSUMITOMO METAL IND·Filed 1995·Granted Apr 29, 1997·105 cites·32 claims
- 0286US6237382B1Method and apparatus for hydroforming metallic tubeSUMITOMO METAL IND·Filed 2000·Granted May 29, 2001·36 cites·3 claims
- 0386US5918494AMethod and apparatus for hydroforming metallic tubeSUMITOMO METAL IND·Filed 1998·Granted Jul 6, 1999·37 cites·4 claims
- 0482US6722009B2Metallic sheet hydroforming method, forming die, and formed partSUMITOMO METAL IND·Filed 2002·Granted Apr 20, 2004·17 cites·16 claims
- 0582US6105409AMethod and apparatus for hydroforming metallic tubeSUMITOMO METAL IND·Filed 1998·Granted Aug 22, 2000·30 cites·1 claims
- 0675US4852736AMetal case for housing an IC and a manufacturing method thereforSUMITOMO METAL IND·Filed 1988·Granted Aug 1, 1989·29 cites·17 claims
- 0773US5455382AIC package heat sink finSUMITOMO METAL IND·Filed 1994·Granted Oct 3, 1995·46 cites·18 claims
- 0867US7827839B2Profile element pipe for hydraulic bulging, hydraulic bulging device using the element pipe, hydraulic bulging method using the element pipe, and hydraulically bulged productSUMITOMO METAL IND·Filed 2007·Granted Nov 9, 2010·4 cites·19 claims
- 0965US5152047AMethod of producing laminated metal beltSUMITOMO METAL IND·Filed 1990·Granted Oct 6, 1992·21 cites·40 claims
- 1062US5519938AProcess for producing a heat sink finSUMITOMO METAL IND·Filed 1994·Granted May 28, 1996·31 cites·3 claims
- 1159US6009913ALubricant surface-treated steel pipe for hydroforming useSUMITOMO METAL IND·Filed 1997·Granted Jan 4, 2000·18 cites·12 claims
- 1250US2007234771A1Method of Hydraulic bulging and shaft pressing profile element pipe to make hydraulically bulged productTOMIZAWA ATSUSHI·Filed 2007·Application pending·0 cites
- 1346US2005257587A1Profile element pipe for hydraulic bulging, hydraulic bulging device using the element pipe, hydraulic bulging method using the element pipe, and hydraulically bulged productTOMIZAWA ATSUSHI·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →