Inventor
Koji Takahara
Inventor
Kawasaki, JP
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus35%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them17%
H04NPictorial communication, e.g. television17%
G06FElectric digital data processing9%
H04LTransmission of digital information, e.g. telegraphic communication9%
B25JManipulators4%
G05BControl or regulating systems in general4%
G05DSystems for controlling or regulating non-electric variables4%
PatentTitleYear
10,899,005Link-sequence mapping device, link-sequence mapping method, and program202110,145,988Projection lens and projector with laser beam light source20189,874,806Color splitting/combining prism, and optical system and projector therewith20189,866,806'Prism unit and projector'20189,819,918'Color separating and combining prism and projector using same'20179,651,790'Prism for projection optical system and optical system having same'20178,614,947'Apparatus for transmitting packet'20137,864,781'Information processing apparatus, method and program utilizing a communication adapter'20117,836,227'Computer-readable recording medium having communication program recorded thereon, communication apparatus, and communication method'20107,038,852'Polarization conversion optical system and polarization conversion element'20066,968,543'Information processing apparatus'20056,822,796'Diffractive optical element'20046,807,330'Optical switch using an optical waveguide'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2006Patents assigned to MINOLTA CO LTD (3)· patent assignee history
2004–2006Based in Amagasaki, JP· patent location history
2005–2013Patents assigned to FUJITSU LTD (4)· patent assignee history
2005–2013Based in Kawasaki, JP· patent location history
2017–2018Patents assigned to KONICA MINOLTA INC (5)· patent assignee history
2017Based in Hirakata, JP· patent location history
2018Based in Osaka, JP· patent location history
2021Patents assigned to HAYAISHI Naohiro (1)· patent assignee history
2021Patents assigned to KEISUU GIKEN CO LTD (1)· patent assignee history
2021Based in Hyogo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KONICA MINOLTA INC | 5 | 2017–2018 |
| FUJITSU LTD | 4 | 2005–2013 |
| MINOLTA CO LTD | 3 | 2004–2006 |
| HAYAISHI Naohiro | 1 | 2021 |
| KEISUU GIKEN CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 4 | 2005–2013 |
| Osaka, JP | 3 | 2018 |
| Amagasaki, JP | 3 | 2004–2006 |
| Hirakata, JP | 2 | 2017 |
| Hyogo, JP | 1 | 2021 |