Inventor · Kakogawa, JP

Sei Kimura

5Patents
2h-index
15Co-inventors
44Inventor score

Filing activity: Aug 24, 2001 → Jan 9, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6596227B2 Machine structure steel superior in chip disposability and mechanical properties and its method of making Chemistry; Metallurgy 7 Expired
US9441695B2 High cleanliness spring steel and high cleanliness spring excellent in fatigue properties Chemistry; Metallurgy 2 Active
US8668783B2 Steel wire rod having excellent drawability and fatigue properties, and manufacturing method of the same Chemistry; Metallurgy 0 Active
US8613809B2 High cleanliness spring steel and high cleanliness spring excellent in fatigue properties Chemistry; Metallurgy 0 Active
US9359661B2 Bearing steel material with excellent rolling fatigue property and bearing part Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.