Inventor · Tokyo, JP

Nobuo Ito

23Patents
10h-index
52Co-inventors
78Inventor score

Filing activity: Nov 10, 1976 → Apr 1, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US4624177A Combined coffee grinding and brewing machine Human Necessities 35 Expired
US7114516B2 Leak-detecting check valve, and leak-detection alarm system that uses said check valve Emerging Cross-Sectional Technologies 33 Expired
US5165751A Air spoiler device Emerging Cross-Sectional Technologies 32 Expired
US4103193A Rectifier assembly for vehicular alternator-rectifier Electricity 21 Expired
US4903019A Sampling frequency converter for converting a lower sampling frequency to a higher sampling frequency and a method therefor Electricity 17 Expired
US6466522B1 Indicating plate for watches Physics 16 Expired
US5458391A Front air spoiler apparatus for automotive vehicle Emerging Cross-Sectional Technologies 14 Expired
US5787825A Seeding machine with sensor controlled planting at predetermined depth Human Necessities 13 Expired
US6183159A Automotive soil treating machine Fixed Constructions 10 Expired
US7279666B2 Vacuum microwave thawing method and vacuum microwave thawing machine Human Necessities 10 Expired
US4221112A Electronic watch with illumination device Physics 7 Expired
US6428091B2 Sunroof apparatus Performing Operations; Transporting 6 Expired
US7461135B2 Computer and access control method in a computer Physics 5 Active
US8185159B2 Wireless communication system Electricity 4 Active
US6435605B2 Vehicle sunroof device Performing Operations; Transporting 4 Expired
US8446671B2 Display panel and apparatus provided with the same Physics 4 Active
US6196626A Vehicle sunshade device Performing Operations; Transporting 4 Expired
US6361104B1 Vehicle sunroof device Performing Operations; Transporting 2 Expired
US6312047A Vehicle sunroof device Performing Operations; Transporting 2 Expired
US6186585A Vehicle sunshade device Performing Operations; Transporting 2 Expired
US7984133B2 Computer and access control method in a computer Physics 0 Active
US8598487B2 Plasma cutting method for cutting a carbon steel plate and for reducing fine particles Performing Operations; Transporting 0 Active
US4243303A Display device for electronic timepieces Physics 0 Expired

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