Inventor · Tokai, JP

Ryo Maruta

1Patents
1h-index
2Co-inventors
22Inventor score

Filing activity: Mar 16, 2000 → Mar 16, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US6428631B1 High-strength steel sheet having excellent formality and resistance to softening of the heat affected zone after welding Chemistry; Metallurgy 3 Expired

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