Inventor · Ozu, JP

Takeshi Ishimaru

40Patents
10h-index
54Co-inventors
78Inventor score

Filing activity: Dec 16, 1988 → Jan 23, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6524732B1 Rechargeable battery with protective circuit Emerging Cross-Sectional Technologies 66 Expired
US6782162B2 Optical module and method for assembling the same Physics 26 Expired
US7972721B2 Method for manufacturing battery pack Emerging Cross-Sectional Technologies 25 Expired
US5018346A Mowed grass container for mowing machine Human Necessities 22 Expired
US4932192A Operation device of walker operated mower Human Necessities 19 Expired
US6893753B2 Rechargeable battery equipped with battery protection circuit Emerging Cross-Sectional Technologies 16 Expired
US7722223B2 Line lighting device and image reading device Electricity 13 Active
US7248021B2 Battery pack with resin integrated substrate and vent Emerging Cross-Sectional Technologies 13 Expired
US7555194B2 Illumination device and image scanning device Electricity 13 Active
US7622219B2 Battery pack Emerging Cross-Sectional Technologies 11 Active
US7448610B2 Paper-feeding roller Performing Operations; Transporting 9 Active
US7429432B2 Battery pack having circuit substrate resin molded to battery Emerging Cross-Sectional Technologies 7 Expired
US6881371B2 Method for forming outer packaging body of product Emerging Cross-Sectional Technologies 7 Expired
US6759152B2 Rechargeable battery equipped with battery protection circuit Emerging Cross-Sectional Technologies 6 Expired
US8211000B2 Conductive roller Emerging Cross-Sectional Technologies 5 Active
USD489689S1 Fuse General 4 Expired
US6760533B2 Optical adhesive composition and optical device Emerging Cross-Sectional Technologies 4 Expired
US4930743A Vibration proofing support structure for engine of vehicle Performing Operations; Transporting 3 Expired
US7759001B2 Battery and method of manufacturing the battery Emerging Cross-Sectional Technologies 3 Expired
US7812304B2 Light guide having light scattering patterns with different light reflected directions Electricity 3 Active
US6150115A Quantitative determination method for heparan sulfate and diagnostic method using the same Physics 3 Expired
US9856986B2 Valve device Emerging Cross-Sectional Technologies 3 Active
US7842500B2 Anti-heparan sulfate antibody, method for detection of heparan sulfate, and kit for detection of heparan sulfate Emerging Cross-Sectional Technologies 3 Active
US9802198B2 Valve device Performing Operations; Transporting 2 Active
US7927386B2 Method for manufacturing a battery pack Emerging Cross-Sectional Technologies 2 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.