Inventor

CHAMPION ERIC J

US13 patents

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

WESTERN DIGITAL TECH INC

4 patents

US8773957B1Jul 8, 2014

Disk drive destabilizing magnetization of test pattern using head laser to enhance defect detection

WESTERN DIGITAL TECH INC56 citations98

US8385157B1Feb 26, 2013

Method and system for performing EAMR recording at high density using a large thermal spot size

WESTERN DIGITAL TECH INC155 citations98

US8854929B1Oct 7, 2014

Disk drive calibrating laser power and write current for heat assisted magnetic recording

WESTERN DIGITAL TECH INC36 citations94

US9001630B1Apr 7, 2015

Energy assisted magnetic recording medium capable of suppressing high DC readback noise

WESTERN DIGITAL TECH INC5 citations84

WESTERN DIGITAL FREMONT LLC

2 patents

US8472288B1Jun 25, 2013

Recording head with near field transducer having non-rectangular pin cross section

WESTERN DIGITAL FREMONT LLC155 citations98

US8351307B1Jan 8, 2013

Trailing edge optimized near field transducer having non-rectangular pin cross section

WESTERN DIGITAL FREMONT LLC174 citations98

WOLF CHRISTOPHER B

2 patents

US8462592B1Jun 11, 2013

Energy-assisted magnetic recording head having waveguide capable of providing small beam spots

WOLF CHRISTOPHER B150 citations98

US8320219B1Nov 27, 2012

Trailing edge optimized near field transducer

WOLF CHRISTOPHER B174 citations97

CHAMPION ERIC J

2 patents

US8611032B2Dec 17, 2013

Directional write retry for shingled disk drive application

CHAMPION ERIC J144 citations97

US8247095B2Aug 21, 2012

Energy assisted discrete track media with heat sink

CHAMPION ERIC J75 citations96

BERTERO GERARDO A

1 patent

US8743666B1Jun 3, 2014

Energy assisted magnetic recording medium capable of suppressing high DC readback noise

BERTERO GERARDO A72 citations96

WESTERN DIGITAL (FREMONT) LLC

1 patent

US9431039B1Aug 30, 2016

Multiple sensor array usable in two-dimensional magnetic recording

WESTERN DIGITAL (FREMONT) LLC9 citations84

STOEV KROUM S

1 patent

US9563397B1Feb 7, 2017

Disk drive using non-volatile cache when garbage collecting log structured writes

STOEV KROUM S16 citations79