Inventor

Michael V. Morelli

Inventor

San Jose, CA, US

Overview

2003–2020

Patent span

Physics

Primary field (CPC G)

Patents· 29 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer77%

G02BOptical elements, systems or apparatus17%

G01SRadio direction-finding3%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light3%

PatentTitleYear

10,838,042Scanning LIDAR system using a curved rotating surface2020 10,381,029Method and system for providing a HAMR writer including a multi-mode interference device2019 9,978,410Heat assisted magnetic recording write apparatus having an inverse tapered waveguide2018 9,953,670Method and system for providing a HAMR writer including a multi-mode interference device2018 9,697,854'Heat assisted magnetic recording write apparatus having an inverse tapered waveguide'2017 9,424,866'Heat assisted magnetic recording write apparatus having a dielectric gap'2016 9,384,765'Method and system for providing a HAMR writer having improved optical efficiency'2016 9,336,814'Inverse tapered waveguide for use in a heat assisted magnetic recording head'2016 9,311,952'Interfering near field transducer for energy assisted magnetic recording'2016 9,263,071'Flat NFT for heat assisted magnetic recording'2016 9,159,346'Near field transducer using dielectric waveguide core with fine ridge feature'2015 9,142,233'Heat assisted magnetic recording writer having a recessed pole'2015 9,064,527'High order tapered waveguide for use in a heat assisted magnetic recording head'2015 9,007,879'Interfering near field transducer having a wide metal bar feature for energy assisted magnetic recording'2015 9,001,629'Systems and methods for suppressing background energy of a waveguide in an energy assisted magnetic recording system'2015 9,001,628'Assistant waveguides for evaluating main waveguide coupling efficiency and diode laser alignment tolerances for hard disk'2015 8,976,635'Near field transducer driven by a transverse electric waveguide for energy assisted magnetic recording'2015 8,971,160'Near field transducer with high refractive index pin for heat assisted magnetic recording'2015 8,958,272'Interfering near field transducer for energy assisted magnetic recording'2015 8,958,168'Method and system for providing an NFT having improved mechanical stability'2015 8,953,422'Near field transducer using dielectric waveguide core with fine ridge feature'2015 8,947,985'Heat assisted magnetic recording transducers having a recessed pole'2015 8,836,949'Systems and methods for characterizing near field transducer performance at wafer level using asymmetric interference waveguides'2014 8,681,594'Method and system for improving laser alignment and optical transmission efficiency of an energy assisted magnetic recording head'2014 8,670,294'Systems and methods for increasing media absorption efficiency using interferometric waveguides'2014 8,619,512'Stress buffer for near-field transducer in energy assisted magnetic recording and methods for fabricating the same'2013 6,603,781'Multi-wavelength transmitter'2003 6,574,174'Optical data storage system with multiple layer media'2003 6,540,397'Optical information storage medium'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to SIROS TECHNOLOGIES INC (2)· patent assignee history

2003–2020Based in San Jose, CA, US· patent location history

2013–2019Patents assigned to WESTERN DIGITAL FREMONT LLC (23)· patent assignee history

2013–2020Patents assigned to MORELLI MICHAEL V (2)· patent assignee history

2013–2014Patents assigned to YUAN HONGXING (2)· patent assignee history

2016–2017Patents assigned to WESTERN DIGITAL (FREMONT) LLC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
WESTERN DIGITAL FREMONT LLC	23	2013–2019
MORELLI MICHAEL Vself	2	2013–2020
SIROS TECHNOLOGIES INC	2	2003
WESTERN DIGITAL (FREMONT) LLC	2	2016–2017
YUAN HONGXING	2	2013–2014

Locations

Location	Patents	Span
San Jose, California, US	29	2003–2020