Inventor · Kitakyushu, JP

Naoki Koga

4Patents
2h-index
14Co-inventors
45Inventor score

Filing activity: Mar 28, 1997 → Mar 26, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6242117A Ceramics, ceramic blank, manufacturing method thereof, sanitary earthenware and manufacturing method thereof Chemistry; Metallurgy 6 Expired
US6737166B2 Sanitary ware Chemistry; Metallurgy 2 Expired
US6107223A Method for preparing high strength and high thermal shock-resistant china for ceramic whiteware Chemistry; Metallurgy 2 Expired
US12031312B2 Sanitary ware Chemistry; Metallurgy 0 Active

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