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Inventor

Daniel Ferreira

Inventor
Charenton-le-Pont, FR

Overview

4→
Patents
2008–2021
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

B29Dprimary
B29DProducing particular articles from plastics or from substances in a plastic state22%
G02CSpectacles22%
B01DSeparation11%
G01MTesting static or dynamic balance of machines or structures11%
G06KGraphical data reading11%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes11%
H01QAntennas, i.e. radio aerials11%
PatentTitleYear
11,113,487Spectacle lens provided with a permanent marking202111,079,615Method for monitoring a spectacle lens20219,912,064'Segmented variable-configuration radio antenna'20187,442,292'Liquid visual display'2008

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2008Patents assigned to STANADYNE CORP (1)· patent assignee history
2008Based in Glastonbury, CT, US· patent location history
2018Patents assigned to FERREIRA DAVID HENRY (1)· patent assignee history
2018Based in Cedar Park, TX, US· patent location history
2021Patents assigned to ESSILOR INT (2)· patent assignee history
2021Based in Charenton-le-Pont, FR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ESSILOR INT22021
FERREIRA DAVID HENRYself12018
STANADYNE CORP12008
Locations
LocationPatentsSpan
Charenton-le-Pont, FR22021
Cedar Park, Texas, US12018
Glastonbury, CT, US12008