Inventor
Hiroyasu Sumida
Inventor
Ichikawa, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television37%
G03GElectrography32%
G06VImage or video recognition or understanding11%
G07DHandling of coins or valuable papers, e.g. testing, sorting by denominations, counting, dispensing, changing or depositing11%
B42CBookbinding5%
G06TImage data processing or generation, in general5%
PatentTitleYear
6,272,248'Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system'20016,226,102'Image forming apparatus which forms an image based on stored image data'20015,987,227'Image forming apparatus and method for detecting and eliminating avoidable image reading operations'19995,877,864'Image forming apparatus which determines if memory will overflow before reading an image to store in the memory'19995,751,854'Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system'19985,550,623'Digital copying machine having selective paper feed based on copy productivity'19965,383,754'Image forming apparatus having an image orientation identifying device and a binding device'19955,049,932'Copier having an editing function'19914,980,725'Background accenuating image forming apparatus'19904,881,101'Device for setting operation modes of office equipment'19894,851,878'Copy information output device for a copier'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2001Patents assigned to RICOH KK (11)· patent assignee history
1989–2001Based in Ichikawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH KK | 11 | 1989–2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ichikawa, JP | 11 | 1989–2001 |