Inventor · Hiroshima, JP

Katsumi Ejima

4Patents
4h-index
16Co-inventors
47Inventor score

Filing activity: Sep 8, 1995 → Feb 11, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6073992A Body structure for vehicles employing floor, roof, pillar and side sill reinforcements Performing Operations; Transporting 60 Expired
US5586799A Upper body structure of a vehicle Performing Operations; Transporting 46 Expired
US5873618A Structure for upper body section of vehicle body Performing Operations; Transporting 35 Expired
US8292356B2 Lower vehicle-body structure of vehicle Performing Operations; Transporting 21 Active

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