Inventor
Toshitaka Senma
Inventor
Yokohama, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Kprimary
G06KGraphical data reading33%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light33%
G03GElectrography17%
H04NPictorial communication, e.g. television17%
PatentTitleYear
5,146,240'Image forming apparatus with plural dot densities'19925,144,337'Image forming apparatus capable of forming an image by dots having various diameters'19924,975,738'Method of forming an image on both sides of a sheet'19904,926,433'Semiconductor laser unit'19904,856,008'Semiconductor laser control apparatus'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–1992Patents assigned to RICOH KK (5)· patent assignee history
1989–1992Based in Yokohama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH KK | 5 | 1989–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 5 | 1989–1992 |