Samuel N. Irwin

Person

Ann Arbor, MI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Miniaturized cartridge-type tape drive for data processors
- Patent number 4,647,994
- Issue date Mar 3, 1987
- Irwin Magnetic Systems, Inc.
- Samuel N. Irwin
- G11 - INFORMATION STORAGE
Information Patent Grant
Data record with pre-recorded transducer positioning signals, and s...
- Patent number 4,472,750
- Issue date Sep 18, 1984
- Irwin Magnetic Systems, Inc.
- Marlin K. Klumpp
- G11 - INFORMATION STORAGE
Information Patent Grant
Positioner apparatus for tape recorder heads
- Patent number 4,468,712
- Issue date Aug 28, 1984
- Irwin International, Inc.
- Joseph H. Mueller
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for controlling a disc head
- Patent number 4,462,053
- Issue date Jul 24, 1984
- Irwin International, Inc.
- Francis Lum
- G11 - INFORMATION STORAGE
Information Patent Grant
Integrated disc and tape recorder drive unit
- Patent number D270348
- Issue date Aug 30, 1983
- Irwin International, Inc.
- Samuel N. Irwin
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Combined disc and tape drive
- Patent number D270055
- Issue date Aug 9, 1983
- Irwin International, Inc.
- Samuel N. Irwin
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Disc receiver interlock for disc recorders
- Patent number 3,973,272
- Issue date Aug 3, 1976
- Sycor, Inc.
- Samuel A. Morgan
- G11 - INFORMATION STORAGE

Samuel N. Irwin

Person

Patents Grantslast 30 patents

Miniaturized cartridge-type tape drive for data processors

Data record with pre-recorded transducer positioning signals, and s...

Positioner apparatus for tape recorder heads

Method for controlling a disc head

Integrated disc and tape recorder drive unit

Combined disc and tape drive

Disc receiver interlock for disc recorders