Patent assignee · JP · COMPANY

Akatake Engineering Co., Ltd.

4Patents
0Active
4Granted
25Portfolio score

Filing activity: Sep 9, 1985 → Feb 12, 1993

Most-cited patents

PatentTitleAreaCited byStatus
US4938385A Powder feeding apparatus Performing Operations; Transporting 11 Expired
US5356599A Continuous powder catalyst supply apparatus and catalyst supply system Chemistry; Metallurgy 8 Expired
US4721233A Powder feeding apparatus Physics 6 Expired
US5014889A Powder feeding apparatus Performing Operations; Transporting 2 Expired

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