Inventor · Osaka, JP

Koji Suenami

25Patents
2h-index
24Co-inventors
53Inventor score

Filing activity: Mar 24, 2006 → Jan 27, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7421226B2 Developing device and image forming apparatus Physics 4 Active
US9348262B1 Developing device having developer supply port and developer discharge port, and image forming apparatus therewith Physics 4 Active
US8090300B2 Powder conveying apparatus Physics 2 Active
US9835979B2 Developing device and image forming apparatus therewith Physics 2 Active
US9429875B1 Developing device and image forming apparatus having the same Physics 2 Active
US10775727B2 Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier Physics 2 Active
US10691052B2 Image forming apparatus Physics 1 Active
US9535356B2 Image forming apparatus having a function to apply charge removal light to photosensitive member Physics 1 Active
US7555247B2 Toner conveying device, developing device, and image forming device having the same Physics 1 Active
US9658575B2 Developing device and image forming apparatus therewith Physics 1 Active
US8942579B2 Image forming apparatus including developing unit Physics 1 Active
US11209752B2 Developing device and image forming apparatus therewith Physics 0 Active
US11314183B2 Developing device and image forming apparatus therewith Physics 0 Active
US7421227B2 Developing device and image forming apparatus Physics 0 Active
US7421233B2 Developing device and image forming apparatus Physics 0 Active
US12044995B2 Image forming apparatus capable of determining failure timing of a gear used therein, and determining method of the failure timing Physics 0 Active
US11347164B2 Developing device which supplies two-component developer containing toner and carrier and which discharges excessive developer and image forming apparatus therewith Physics 0 Active
US9846388B2 Developing device including a guide portion and an image forming apparatus provided with the same Physics 0 Active
US7466943B2 Image forming apparatus comprising a developer roller Physics 0 Active
US9703235B2 Developing device and image forming apparatus therewith Physics 0 Active
US9658572B2 Developing device and image forming apparatus therewith Physics 0 Active
US11599044B2 Image forming apparatus that can decrease variations in volume and weight of developer in a development casing Physics 0 Active
US8515314B2 Developing device having first and second groups of scraper blades in axially offset positions and image forming apparatus with the same Physics 0 Active
US10599070B2 Developing device and image forming apparatus therewith to prevent degradation in charging performance Physics 0 Active
US10156812B2 Stirring conveyance member, developing device including the same, and image forming apparatus Physics 0 Active

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