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Inventor

Demas Sanger

Inventor
Fukaya, JP

Overview

4→
Patents
2011–2016
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels80%
G02CSpectacles20%
PatentTitleYear
9,326,847'Ocular implant insertion apparatus and methods'20169,265,603'Intraocular lens'20168,647,383'Intraocular lens'20148,079,704'Multifocal ophthalmic lens'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2016Patents assigned to HOYA CORP (4)· patent assignee history
2011–2016Patents assigned to SANGER DEMAS (3)· patent assignee history
2011–2016Based in Fukaya, JP· patent location history
2014Patents assigned to LAWU TJUNDEWO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOYA CORP42011–2016
SANGER DEMASself32011–2016
LAWU TJUNDEWO12014
Locations
LocationPatentsSpan
Fukaya, JP42011–2016