Inventor
Hiroshi Asawa
Inventor
Nagano, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters52%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables14%
A47GHousehold or table equipment5%
B41MPrinting, duplicating, marking, or copying processes5%
F04BPositive-displacement machines for liquids5%
F16KValves5%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them5%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices5%
G03GElectrography5%
PatentTitleYear
11,052,689Printing apparatus202110,906,338Auxiliary member and printing apparatus202110,654,277Printing apparatus202010,173,434Check valve, diaphragm pump, and printing apparatus20199,878,547'Cleaning liquid supplying apparatus and liquid droplet ejecting apparatus including the same'20187,818,909'Image recording medium'20107,101,096'Tray for transferring recording media, and recording apparatus'20066,739,683'Ink-jet recording apparatus'20046,641,246'Detection of non-operating nozzle by light beam passing through aperture'20036,568,865'Ejected paper receiving unit for large printer and large printer equipped with the same'20036,540,420'Recording apparatus'20036,513,900'Detection of non-operating nozzle by light beam passing through aperture'20035,831,655'Ink jet recording apparatus'19985,166,724'Image printer/copier with a common heater for development and transfer pressure of latent images on microcapsule mediums'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2021Patents assigned to SEIKO EPSON CORP (14)· patent assignee history
1992Patents assigned to SEIKO INSTR INC (1)· patent assignee history
1992Based in Suwa, JP· patent location history
1998–2010Based in Nagano, JP· patent location history
2018–2021Based in Yamagata, JP· patent location history
2021Based in Yamagata-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEIKO EPSON CORP | 14 | 1992–2021 |
| SEIKO INSTR INC | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagano, JP | 8 | 1998–2010 |
| Yamagata, JP | 4 | 2018–2021 |
| Yamagata-shi, JP | 1 | 2021 |
| Suwa, JP | 1 | 1992 |