Patent assignee · JP · COMPANY

MOLTEN CORPORATION

61Patents
17Active
61Granted
43Portfolio score

Filing activity: Jun 13, 1984 → Sep 10, 2020 · 8 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4577865A Athletic ball Human Necessities 126 Expired
US6302815A Ball for a ball game Human Necessities 106 Expired
US4595200A Sound emitting ball Human Necessities 98 Expired
US7090647B2 Bedsore main-factor measuring device Human Necessities 65 Expired
US6971965B1 Ball for ball game and method for manufacturing the same Human Necessities 63 Expired
US6546580B2 Air mattress Human Necessities 63 Expired
US5299936A Spacer and mouthpiece for adjusting occulsion Human Necessities 58 Expired
US6685585B2 Ball for ball game Human Necessities 57 Expired
US5752890A Ball for ball game and method for manufacturing the same Human Necessities 48 Expired
US4856781A Game ball Human Necessities 43 Expired
US5639993A Grommet Performing Operations; Transporting 42 Expired
US4634382A Attachment for dental prosthesis Human Necessities 39 Expired
USD365862S Basketball General 32 Expired
US4654006A Denture base provided with rubber-like resilient lining layer and process for producing the same Emerging Cross-Sectional Technologies 32 Expired
USD493856S1 Basketball General 31 Expired
USD498803S1 Basketball General 30 Expired
USD359093S Soccer ball General 27 Expired
US5671513A Clip Emerging Cross-Sectional Technologies 26 Expired
USD590460S1 Sports ball General 24 Expired
US7753813B2 Ball for ball game and method for manufacturing the same Human Necessities 23 Active
US5306001A Game ball Emerging Cross-Sectional Technologies 22 Expired
USD519175S1 Basketball General 19 Expired
US8684870B2 Ball Human Necessities 17 Active
US5554855A Photopolymerization reactor and small-sized light irradiator for dental use Human Necessities 15 Expired
US6151740A Air mat Emerging Cross-Sectional Technologies 15 Expired

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