Inventor
Masatoshi Tomonaga
Inventor
Ibaraki, JP
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein41%
G02BOptical elements, systems or apparatus36%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C09JAdhesives5%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them5%
Y10TTechnical subjects covered by former us classification5%
PatentTitleYear
8,668,801'Method of producing a laminated optical film'20148,587,756'Laminated optical film having a polarizer and two optical compensation layers, and liquid crystal panel and liquid crystal display apparatus using the laminated optical film'20138,421,965'Liquid crystal panel having a multi-gap structure and liquid crystal display apparatus'20138,363,187'Liquid crystal panel having retardation film and liquid crystal display apparatus having the liquid crystal panel'20138,274,627'Liquid crystal panel and liquid crystal display'20127,929,086'Laminated film'20117,852,441'Liquid crystal panel and liquid crystal display'20107,812,902'Liquid crystal panel and liquid crystal display apparatus'20107,782,429'Liquid crystal panel and liquid crystal display apparatus'20107,602,462'Polarizing element, liquid crystal panel, liquid crystal television, and liquid crystal display apparatus'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2014Patents assigned to NITTO DENKO CORP (10)· patent assignee history
2009–2014Based in Ibaraki, JP· patent location history
2010–2013Based in Osaka, JP· patent location history
2012–2014Patents assigned to TOMONAGA MASATOSHI (5)· patent assignee history
2012–2013Patents assigned to TAKEMOTO HIROYUKI (3)· patent assignee history
2013Patents assigned to MAEZAWA SHOUHEI (2)· patent assignee history
2013Patents assigned to BITOU MASATO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NITTO DENKO CORP | 10 | 2009–2014 |
| TOMONAGA MASATOSHIself | 5 | 2012–2014 |
| TAKEMOTO HIROYUKI | 3 | 2012–2013 |
| MAEZAWA SHOUHEI | 2 | 2013 |
| BITOU MASATO | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ibaraki, JP | 5 | 2009–2014 |
| Osaka, JP | 5 | 2010–2013 |