Inventor
Junichi Okamoto
Inventor
Fujimi, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus28%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them17%
H04NPictorial communication, e.g. television14%
B25JManipulators10%
B41JTypewriters3%
C22CAlloys3%
G01BMeasuring length, thickness or similar linear dimensions3%
G01DMeasuring not specially adapted for a specific variable3%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%
G08CTransmission systems for measured values, control or similar signals3%
PatentTitleYear
10,647,112Liquid droplet discharging apparatus having movement correction202010,574,363Robot and optical transmission device202010,466,077Optical connection device, optical communication device, displacement detection device, and robot201910,099,390Robot201810,025,168Projector capable of reducing speckle noise20189,891,437'Image display apparatus'20189,804,474'Light modulator, optical module, and image display apparatus'20179,448,417'Illumination device and projector'20169,380,279'Illumination device and projector'20168,926,100'Illumination device having improved illumination light symmetricalness and projector having the illumination device'20158,789,952'Image processing device, projection display device, and image processing method'20148,081,379'Screen and projection system for reducing effects of ambient light'20117,911,692'Screen and projection system'20116,406,564'Electric welded boiler steel pipe'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002Based in Kimitsu, JP· patent location history
2011–2020Patents assigned to SEIKO EPSON CORP (13)· patent assignee history
2011–2015Patents assigned to OKAMOTO JUNICHI (3)· patent assignee history
2011–2015Based in Matsumoto, JP· patent location history
2014Patents assigned to KANAI MASASHI (1)· patent assignee history
2014Based in Suma, JP· patent location history
2015Patents assigned to ITOH YOSHITAKA (1)· patent assignee history
2015Patents assigned to KASEYA HIROYASU (1)· patent assignee history
2016–2019Based in Fujimi, JP· patent location history
2020Based in Shiojiri, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEIKO EPSON CORP | 13 | 2011–2020 |
| OKAMOTO JUNICHIself | 3 | 2011–2015 |
| ITOH YOSHITAKA | 1 | 2015 |
| KANAI MASASHI | 1 | 2014 |
| KASEYA HIROYASU | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Fujimi, JP | 7 | 2016–2019 |
| Matsumoto, JP | 3 | 2011–2015 |
| Shiojiri, JP | 2 | 2020 |
| Suma, JP | 1 | 2014 |
| Kimitsu, JP | 1 | 2002 |