with servo control

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Patents Grantslast 30 patents

Information Patent Grant
Cassette-receiving door device for cassette tape recorder
- Patent number 4,635,148
- Issue date Jan 6, 1987
- Pioneer Electronic Corporation
- Hiroki Kusaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape cassette lid opening device for magnetic recording tape drivin...
- Patent number 4,385,332
- Issue date May 24, 1983
- Olympus Optical Co., Ltd.
- Toshihiro Nakao
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape recorder having cassette reversing device
- Patent number 4,334,251
- Issue date Jun 8, 1982
- Olympus Optical Company Limited
- Masaaki Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic tape recording and/or reproducing apparatus
- Patent number 4,152,738
- Issue date May 1, 1979
- Matsushita Electric Industrial Co., Ltd.
- Ryota Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
3870247
- Patent number 3,870,247
- Issue date Mar 11, 1975
- G11 - INFORMATION STORAGE