Inventor
Itsuro Yoshimoto
Inventor
Tokyo, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer38%
H04NPictorial communication, e.g. television38%
G09BEducational or demonstration appliances13%
G10HElectrophonic musical instruments13%
PatentTitleYear
5,019,920'Magnetic tape with an R-DAT format'19914,939,595'Digital audio tape record/play-back system for recording/playing back character data together with digital audio data'19904,833,549'Digital audio tape record/play-back system for recording/playing back character data together with digital audio data'19894,694,723'Training type electronic musical instrument with keyboard indicators'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1991Patents assigned to CASIO COMPUTER CO LTD (4)· patent assignee history
1987–1990Based in Tokyo, JP· patent location history
1991Based in Kunitachi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CASIO COMPUTER CO LTD | 4 | 1987–1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 1987–1990 |
| Kunitachi, JP | 1 | 1991 |