Patent assignee · JP · COMPANY

RICHELL CORPORATION

11Patents
11Active
11Granted
60Portfolio score

Filing activity: Mar 16, 2007 → Jun 30, 2022 · 3 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8745922B1 Gate apparatus Fixed Constructions 38 Active
US8528257B2 Convertible pet barrier with a connection member Emerging Cross-Sectional Technologies 10 Active
US8210127B2 Two-way door pet restriction device Emerging Cross-Sectional Technologies 10 Active
USD1022249S1 Entry control fence for pets General 8 Active
USD1033761S1 Toilet for cats General 2 Active
US7897245B2 Bonded structure Emerging Cross-Sectional Technologies 1 Active
USD1066818S1 Pet carrier General 0 Active
US7566503B2 Bonded structure Emerging Cross-Sectional Technologies 0 Active
US11570964B2 Pet toilet sheet cover member and pet toilet Human Necessities 0 Active
USD1092873S1 Water dispenser General 0 Active
US8609009B2 Method of producing a microproduct Performing Operations; Transporting 0 Active

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