Patent assignee · JP · COMPANY

VALQUA, LTD.

67Patents
67Active
67Granted
56Portfolio score

Filing activity: Oct 29, 2013 → Sep 1, 2022

Most-cited patents

PatentTitleAreaCited byStatus
USD871561S1 Seal member for use in semiconductor production apparatus General 29 Active
USD848585S1 Seal General 26 Active
USD909323S1 Seal member for use in semiconductor production apparatus General 25 Active
USD864361S1 Seal General 24 Active
USD933619S1 Seal member for semiconductor production apparatus General 20 Active
USD849211S1 Seal General 19 Active
USD885444S1 Seal member for use in semiconductor production apparatus General 18 Active
USD895076S1 Composite seal member for semiconductor production apparatus General 17 Active
USD836186S1 Seal member for a pressure vessel General 16 Active
USD895075S1 Seal member for semiconductor production apparatus General 16 Active
USD848586S1 Seal General 14 Active
USD896353S1 Composite seal General 13 Active
USD909322S1 Seal member for use in semiconductor production apparatus General 13 Active
USD933033S1 Seal member for semiconductor production apparatus General 11 Active
USD865920S1 Seal member for a pressure vessel General 11 Active
USD905761S1 Seal member for semiconductor production apparatus General 11 Active
USD885443S1 Seal member for use in semiconductor production apparatus General 10 Active
USD877865S1 Seal General 8 Active
USD897504S1 Seal member for use in semiconductor production apparatus General 8 Active
USD901648S1 Seal General 8 Active
USD898170S1 Composite seal member for semiconductor production apparatus General 7 Active
USD968249S1 Operation device for liquid leakage prediction system General 7 Active
USD884746S1 Seal General 6 Active
USD942596S1 Seal material General 6 Active
USD933031S1 Seal member for semiconductor production apparatus General 5 Active

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