Inventor
Yasuhisa Ishizawa
Inventor
Yokohama, JP
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television42%
G06TImage data processing or generation, in general29%
G06FElectric digital data processing19%
G06KGraphical data reading10%
PatentTitleYear
6,697,898'Information processing system for composite appliance'20046,480,916'Information processing method and system for composite appliance'20026,324,554'Character processing apparatus'20015,983,285'Data communication control apparatus and method for controlling date communication among at least one data processing apparatus and a plurality of devices'19995,905,821'Compression/expansion circuit having transfer means and storage means with address management of the storage means'19995,864,638'Image data processing using bi-level and multi-level value data'19995,781,666'Image processing method and apparatus suitable for both high-resolution and low-resolution image data'19985,701,512'Data transmission control apparatus for system with input/output units used in common by several CPU\'s'19975,657,477'Image processing apparatus with image compressing and processing based on editing information content'19975,521,990'Image data processing using bi-level and multi-level value data'19965,295,000'Image processing apparatus with flexible use of memory and variable number of bits per pixel'19945,142,620'Image processing system'19925,018,083'Image processing system'19914,891,634'Image processing system with designatable output location and output resolution control'19904,734,786'Image processing apparatus'19884,712,100'Coordinate inputting apparatus using multiple sensors'19874,675,908'Image data processing apparatus and system'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2004Patents assigned to CANON KK (17)· patent assignee history
1987–2001Based in Yokohama, JP· patent location history
1997–2004Based in Hachioji, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 17 | 1987–2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 13 | 1987–2001 |
| Hachioji, JP | 4 | 1997–2004 |