Patent assignee · JP · INDIVIDUAL

Koichi Hatamura

1Patents
0Active
1Granted
21Portfolio score

Filing activity: Jan 21, 2005 → Jan 21, 2005

Most-cited patents

PatentTitleAreaCited byStatus
US7204491B2 Metal gasket Mechanical Engineering; Lighting; Heating 14 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.