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Inventor

Mei Yan

Inventor
Cupertino, CA, US

Overview

21→
Patents
2002–2020
Patent span
Physics
Primary field (CPC G)

Patents· 21 as inventor

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

G06Fprimary
G06FElectric digital data processing27%
G03GElectrography11%
H04LTransmission of digital information, e.g. telegraphic communication11%
G02BOptical elements, systems or apparatus8%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes5%
G07FCoin-freed or like apparatus5%
H04BTransmission5%
H04MTelephonic communication5%
H04NPictorial communication, e.g. television5%
H04WWireless communication networks5%
PatentTitleYear
10,739,722Control mechanism and process cartridge202010,503,117Process cartridge and photosensitive drum driving component201910,073,412Process cartridge and photosensitive drum driving component20189,964,920Process cartridge and photosensitive drum driving component2018RE046023'Memory device upgrade'20168,997,214'Method and system for creating and accessing a secure storage area in a non-volatile memory card'20158,984,645'Accessing memory device content using a network'20158,621,601'Systems for authentication for access to software development kit for a peripheral device'20138,452,934'Controlled data access to non-volatile memory'20138,443,207'File system filter authentication'20138,428,649'Memory device upgrade'20138,417,866'Media card command pass through methods'20138,171,310'File system filter authentication'20128,146,153'Method and system for creating and accessing a secure storage area in a non-volatile memory card'20128,078,788'Media card command pass through methods'20118,069,298'Method of storing and accessing header data from memory'20117,924,330'Methods and apparatuses for double sided dark reference pixel row-wise dark level non-uniformity compensation in image signals'20117,446,806'Single chip, noise-resistant, one-dimensional, CMOS sensor for target imaging'20086,560,396'Variable optical attenuator'20036,545,782'Assymmetric wavelength slicing based dense wavelength division multiplexing'20036,471,417'High power optical adapter'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2016Based in Cupertino, CA, US· patent location history
2008Based in Port Jefferson Station, NY, US· patent location history
2011–2018Patents assigned to YAN MEI (13)· patent assignee history
2011–2016Patents assigned to SANDISK TECHNOLOGIES INC (12)· patent assignee history
2011–2015Patents assigned to YUAN PO (11)· patent assignee history
2011–2015Patents assigned to SABET-SHARGHI FARSHID (10)· patent assignee history
2011–2015Patents assigned to QAWAMI BAHMAN (9)· patent assignee history
2011Based in Pasadena, CA, US· patent location history
2018–2020Based in Xinyu, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YAN MEIself132011–2018
SANDISK TECHNOLOGIES INC122011–2016
YUAN PO112011–2015
SABET-SHARGHI FARSHID102011–2015
QAWAMI BAHMAN92011–2015
Locations
LocationPatentsSpan
Cupertino, California, US152002–2016
Xinyu, CN42018–2020
Pasadena, California, US12011
Port Jefferson Station, New York, US12008