Inventor
Mitsuru Seto
Inventor
Yamakita-machi, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
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PatentTitleYear
6,574,448'Image forming apparatus and method for improving image quality of double sided prints'20036,219,518'Image forming apparatus including an intermediate image transfer body'20016,122,475'Image forming apparatus with an intermediate transfer element having a polarity controlling material'20005,905,013'Image forming apparatus'19995,887,218'Color image forming apparatus having toner and transfer sheet bearing members and image forming method thereof'19995,873,018'Image forming apparatus having an intermediate transfer unit with a surface having reduced coefficient of friction'19995,774,775'Electrophotograhic image forming method using an intermediate image transfer element'19985,761,594'Image forming apparatus'19985,655,199'Intermediate transfer type image forming apparatus and an intermediate transfer medium therefor'19975,572,304'Intermediate image transfer element and image forming apparatus using the same'19965,342,718'Electrophotographic photoconductor with overlayer of polyol-curing polyurethane resin'19945,147,751'Electrophotographic photoconductor and electrophotographic copying process and apparatus using the photoconductor'19925,059,502'Electrophotographic photoconductor'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2003Patents assigned to RICOH KK (13)· patent assignee history
1991Patents assigned to SEMICONDUCTOR ENERGY LAB (1)· patent assignee history
1991–1999Based in Yamakita-machi, JP· patent location history
1992–2003Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH KK | 13 | 1991–2003 |
| SEMICONDUCTOR ENERGY LAB | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yamakita-machi, JP | 7 | 1991–1999 |
| Kanagawa, JP | 6 | 1992–2003 |