Inventor

GAGE EDWARD C

US51 patents

⚠️ This page may combine multiple inventors who share the name “GAGE EDWARD C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GAGE EDWARD C

SEAGATE TECHNOLOGY LLC

Enhanced capacity recording

Media certification with different recording widths

Diffraction grating

Data loss mitigation in a heat assisted magnetic recording data storage device

Near field magneto-optical head having read and write pinhole apertures

Near field magneto-optical head having read and write pinhole apertures

Laser assisted track width definition and radial control with magnetic recording

Aperture stop for a flying optical head

Phase compensator for coupling an electromagnetic wave into an optical condenser

Spliced optical fiber coupler

Data storage system having thermally activated readout

Single source optical disc data storage system

Optical data storage system with lens mount

Optical heads manufacturable in wafer form

HAMR channel to preamp interface

Dual half-aperture focusing and push-pull tracking using a 3-beam wollaston prism for magneto-optical data storage

Position sensor for tracking system for optical data storage

Detector layer for an optics module

Laser assisted track width definition and radial control with magnetic recording

Optical disc data storage system

Field serviceable laser pen for optical disk drives

Apparatus and method for differential wax-wane focusing and push-pull tracking for magneto-optical data storage

EASTMAN KODAK CO

Method for bandwidth reduction in writeable optical data storage apparatus

Read/write laser-detector-grating unit (LDGU) with an orthogonally-arranged focus and tracking sensor system

Apparatus and method for laser noise cancellation in an optical storage system using a front facet monitor signal

Apparatus and method for optimizing performance in read/write head of an optical storage system with a magneto-optical storage medium

Direct read during mark formation for laser power correction

Tilt error signal producing apparatus using multiple tracking error signals

Magneto-optic data storage system with differential detection channels having separate gain control circuit

Apparatus and method for differential tracking in a magneto-optic data storage system using mark edge detection

Apparatus and method for controllable gain and phase matching in an optical data storage system with source noise subtraction

Optical data storage system with differential data detection and source noise subtraction for use with magneto-optic, write-once and other optical media

Multihead optical disc drives with direct reading after writing operation

Apparatus and method for multi-spot sampled tracking in an optical data storage system

Apparatus and method for optimizing performance in an optical storage system read/write head

Phase detected direct read during write

Apparatus and method for a modified half-aperture focus/tracking/data sensor system

Diffraction-based direct read during write using magneto-optic recording media

Bandwidth reduction in writeable optical data storage apparatus

Apparatus and method for polarization switching of a readout beam in a magneto-optic storage system

ADC TELECOMMUNICATIONS INC

Lossless beam combination in a dual fiber collimator using a polarizing beamsplitter

Compact optical module with adjustable joint for decoupled alignment

Fiber optic tap

Dual fiber collimator assembly pointing control

Raman amplifier with high power distribution bypass

Compact optical module with adjustable miter joint for decoupled alignment

Angle tuning wavelength sensitive filters using a variable focal length lens

SEAGATE TECHNOLOGY

Liquid immersion lens for optical data storage

Method and apparatus to determine fly height of a recording head

IOLON INC

System and method for direct measurement of alignment error in a fiber coupler