Inventor

HETZLER STEVEN R

US79 patents

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

HETZLER STEVEN R

IBM

Fixed- block architecture embedded servo disk drive without data identification (ID) regions

Sector servo data recording disk having data regions without identification (ID) fields

Sectored servo independent of data architecture

Sector architecture for fixed block disk drive

Apparatus for controlling reading and writing in a disk drive

Intelligent electronic power controller

Magnetic recording disk with equally-spaced servo sectors extending across multiple data bands

Recovering failed devices in distributed data centers

Efficient variable-block data storage system employing a staggered fixed-block-architecture array

Logical data tracks extending among a plurality of zones of physical tracks of one or more disk devices

Banded magnetic recording disk with equally-angularly-spaced servo sector

Fixed block architecture disk file with improved position identification and error handling

Retro-reflective variable-pitch diffraction grating for use in a rotary actuator disk file

Generalized parity stripe data storage array

Disk drive with sector numbers encoded by sequences of sector types

Method for adaptive formatting and track traversal in data storage devices

Method for locating physical sectors in a fixed block architecture embedded servo disk file #14

Disk file or tape drive with high servo sample rate embedding additional servo sectors within individual data sectors

Universal serial bus (USB) filter hub malicious code prevention system

Disc storage cassettes

First responder parities for storage array

Optical disc drive

High performance robotic optical storage system

Disc gripper for storage discs

Disc storage cassettes

High density hybrid storage system

Data storage system with power management control and method

System and method for authenticating block level cache access on network

Integrated sector format-error correction code system and method for efficient writing in a disk array system

On-drive integrated sector format raid error correction code system and method

Disc storage cassettes comprising track connectors

Hierarchical data recovery processing for extended product codes

Disc storage cassettes comprising a movable bale

Disc gripper for storage disc

Resilient distributed storage system

Autonomic parity exchange in data storage systems

Hierarchical processing for extended product codes

Extension of product codes with applications to tape and parallel channels

Reclaiming free space in a storage system

High performance optical storage system for protection against concurrent data loss

Parity logs for RAID systems with variable capacity media

BLAUM MARIO

Nested multiple erasure correcting codes for storage arrays

Multiple erasure correcting codes for storage arrays

Nested multiple erasure correcting codes for storage arrays

Partial-maximum distance separable (PMDS) erasure correcting codes for storage arrays

BELLUOMINI WENDY A

Storage system cache using flash memory with direct block access

Optimized flash based cache memory

HITACHI GLOBAL STORAGE TECH

Method for writing streaming audiovisual data to a disk drive

Disk drive with servo synchronous recording

HETZLER STEVEN R

Incomplete write protection for disk array