Inventor · disambiguated record

Yoshihisa Yatsuzuka

Also filed as: YATSUZUKA YOSHIHISA

2 granted patents·35 citations·filing 1995–2000

62Inventor score

Technology areasC10M C10N

Files withSHELL OIL CO1 SHOWA SHELL SEKIYU1

Top patents by PatentIndex Score

2 records

0178US6500787B1Lubricant composition and its use in a ball jointSHELL OIL CO·Filed 2000·Granted Dec 31, 2002·20 cites·15 claims
0250US5877129ALubricant additive and lubricating grease composition containing the sameSHOWA SHELL SEKIYU·Filed 1995·Granted Mar 2, 1999·15 cites·12 claims

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