Inventor
Yozo Matsuura
Inventor
Tokyo, JP
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography61%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles4%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for4%
B60WConjoint control of vehicle sub-units of different type or different function4%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables4%
G06KGraphical data reading4%
G06VImage or video recognition or understanding4%
H04NPictorial communication, e.g. television4%
PatentTitleYear
11,062,158Driver state determination apparatus, method, and recording medium20215,873,021'Cleaner and toner magazine for electrophotographic apparatus'19995,697,038'Cleaner and toner magazine for electrophotographic apparatus'1997RE035528'Image recording apparatus having a toner supply tank and a toner recovery tank configured into a unitary, disposable magazine'19975,623,717'Developing device for an image forming apparatus which uses bias voltages to attract charged toner'19975,555,081'Cleaner and toner magazine for electrophotographic apparatus'19965,349,425'Combined cleaner and toner magazine for an image forming apparatus'19945,331,377'Toner supplement control device operative concurrent with image forming apparatus active status'19945,327,197'Electrophotographic apparatus'19945,315,357'Cleaning unit provided in xerographic image forming apparatus for removing residual toner from an image carrier'19945,273,272'Paper cassette unit'19935,268,720'Electrophotographic recording apparatus having magazine unit for storing developer'19935,255,061'Image forming apparatus with a first and second lid'19935,126,799'Image recording apparatus having a toner supply tank and a toner recovery tank configured into a unitary, disposable magazine'19924,933,771'Facsimile machine having a page printing function'19904,586,059'Collected toner conveying device of electrostatic recording apparatus'19864,483,611'Magnetic cleaning device'1984Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1984–1999Patents assigned to RICOH KK (16)· patent assignee history
1984–1999Based in Tokyo, JP· patent location history
1986–1997Based in Machida, JP· patent location history
2021Patents assigned to OMRON AUTOMOTIVE ELECTRONICS (1)· patent assignee history
2021Patents assigned to OMRON TATEISI ELECTRONICS CO (1)· patent assignee history
2021Based in Kasugai, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH KK | 16 | 1984–1999 |
| OMRON AUTOMOTIVE ELECTRONICS | 1 | 2021 |
| OMRON TATEISI ELECTRONICS CO | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 9 | 1984–1999 |
| Machida, JP | 7 | 1986–1997 |
| Kasugai, JP | 1 | 2021 |