Inventor
Kiyotaka Yanaka
Inventor
Tokyo, JP
Overview
Patents· 15 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 transducer100%
PatentTitleYear
5,506,738'Tape cassette with tape guide support structure'1996D0346597'Magnetic tape cassette'19945,276,580'Tape cassette including a spool locking member'1994D0337112'Magnetic tape cassette'1993D0336642'Magnetic tape cassette'19935,218,502'Tape cassette'19935,210,670'Reel brake operable from both sides of magnetic tape cassette'19935,206,781'Magnetic tape cassette having a protective plug to avoid erroneous erasure'1993D0334186'Magnetic tape cassette'19935,195,001'Rotary head type tape recording and/or reproducing apparatus'1993D0333303'Magnetic tape cassette'19935,173,830'Tape cassette with tapered self-aligning reel hubs'1992D0331581'Magnetic tape cassette'1992D0330372'Magnetic tape cassette'19925,140,487'Magnetic tape cassette having dynamic tape guide'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–1996Patents assigned to SONY CORP (14)· patent assignee history
1992–1996Based in Tokyo, JP· patent location history
1993Patents assigned to TANAKA MASATO (1)· patent assignee history
1993Patents assigned to YANAKA KIYOTAKA (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 14 | 1992–1996 |
| TANAKA MASATO | 1 | 1993 |
| YANAKA KIYOTAKAself | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 15 | 1992–1996 |