Patent assignee · JP · COMPANY

TABATA CO., LTD.

78Patents
14Active
78Granted
50Portfolio score

Filing activity: Nov 6, 1979 → Oct 26, 2023 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5304081A Swim fin Human Necessities 60 Expired
US4795385A Diving fin Human Necessities 36 Expired
US5208058A Method for treating nuts Human Necessities 30 Expired
US5329643A Diving face mask Performing Operations; Transporting 30 Expired
US5280785A Diving snorkel Performing Operations; Transporting 22 Expired
US5363790A Buoyancy compensator for divers Performing Operations; Transporting 22 Expired
US5950248A Swimming goggles Human Necessities 22 Expired
USD484171S1 Diving face mask General 21 Expired
US6721963B1 Swimming goggle Human Necessities 20 Expired
US6145133A Swimming goggles Human Necessities 18 Expired
US6398604B1 Combination of strap and buckle for diving fins Human Necessities 18 Expired
US4720281A Diving buoyancy compensator Performing Operations; Transporting 18 Expired
US6092895A Lens frame assembly for a diving mask Performing Operations; Transporting 16 Expired
US5638552A Diving face mask Performing Operations; Transporting 16 Expired
US6957652B2 Regulator for diving Emerging Cross-Sectional Technologies 14 Expired
USD266031S Diver's mask General 14 Expired
USD422615S Swimming goggles General 14 Expired
US7143454B2 Swimming goggles Human Necessities 14 Expired
US6119685A Diving snorkel Performing Operations; Transporting 14 Expired
US5937850A Snorkel with exhalation valve Performing Operations; Transporting 13 Expired
US7134149B2 Face mask for diving Performing Operations; Transporting 13 Expired
US6119278A Swimming goggles Human Necessities 12 Expired
US5884339A Swimming goggles Human Necessities 12 Expired
USD313640S Swim fin General 12 Expired
US6202644A Diving snorkel Performing Operations; Transporting 12 Expired

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