Patent assignee · TW · COMPANY

First Rank Co., Ltd.

8Patents
5Active
8Granted
37Portfolio score

Filing activity: Apr 17, 2001 → Aug 19, 2010 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6467098B1 Goggles with removable lenses Human Necessities 13 Expired
US7146653B2 Side buckle structure of swimming goggles Emerging Cross-Sectional Technologies 12 Expired
US8117680B1 Swimming goggles buckle Emerging Cross-Sectional Technologies 12 Active
US7640633B2 Buckle set of swimming goggles Emerging Cross-Sectional Technologies 11 Active
US7921523B2 Structure of buckle set Emerging Cross-Sectional Technologies 6 Active
US8108973B2 Side buckle of swimming goggles Emerging Cross-Sectional Technologies 1 Active
US7143484B2 Swimming goggle buckle Emerging Cross-Sectional Technologies 1 Expired
US7730556B2 Nose strap jointing structure for swimming goggles/mask Human Necessities 1 Active

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