Inventor · Tokyo, JP

Yuko Ohkama

4Patents
4h-index
10Co-inventors
40Inventor score

Filing activity: Nov 23, 1994 → Dec 18, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US5732314A Image forming apparatus comprising image bearing member, intermediate image transfer member and secondary image transfer member for facilitating transfer of developed image from intermediate image transfer member to transfer material Physics 28 Expired
US6085058A Image forming apparatus having transfer rotary member with surface friction greater than that of image bearing member Physics 19 Expired
US6108500A Image forming apparatus Physics 12 Expired
US5850245A Page printer Physics 8 Expired

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