Inventor
Masahiro Hashizume
Inventor
Osaka, JP
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography63%
H04NPictorial communication, e.g. television16%
F04DNon-positive-displacement pumps5%
G10KSound-producing devices5%
LOC165%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
7,742,718'Developing device preventing damage by toner and image forming apparatus having the same'20107,644,803'Silencing device'20106,163,660'Image-forming machine equipped with an exchangeable developing unit'20006,128,100'Image forming apparatus and method for assembling the same'20006,014,541'Device for recovering toner in an image-forming machine'20005,862,446'Drive switching mechanism for use in image input apparatus'1999D0398633'Developer unit for an image forming apparatus'19985,546,174'Cleaning mechanism of a fixing device in an image forming apparatus'19965,485,252'Electrifying device for an image forming apparatus'19965,453,823'Image forming apparatus employing non-contact bias roller transfer'1995D0359754'Developing unit for forming an image'19955,424,818'Toner image transferring apparatus and positional arrangement of conveying roller'1995D0358164'Photoconductor unit for forming an image'19955,345,299'Image-forming machine with toner image transfer means having a charge supply zone and a transfer zone'19945,337,128'Image-forming machine with toner image transfer means'1994D0323495'Facsimile transceiver'19924,914,525'Image processing machine'19904,692,019'Document size detecting device'19874,659,214'Document detecting apparatus'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2000Patents assigned to MITA INDUSTRIAL CO LTD (15)· patent assignee history
1987–2010Based in Osaka, JP· patent location history
1987–1995Based in Yao, JP· patent location history
2000–2010Patents assigned to KYOCERA MITA CORP (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITA INDUSTRIAL CO LTD | 15 | 1987–2000 |
| KYOCERA MITA CORP | 4 | 2000–2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Osaka, JP | 15 | 1987–2010 |
| Yao, JP | 4 | 1987–1995 |