Inventor
Issei Abe
Inventor
Kanagawa, JP
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus41%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them37%
H04NPictorial communication, e.g. television22%
PatentTitleYear
9,946,144Projection optical system and image projecting apparatus20189,625,692'Projection optical system and image projecting apparatus'20179,417,511'Lighting device, projector including the same, and lighting method'20168,905,550'Projection optical system and image projection device'20148,830,298'Wide-angle lens and imaging apparatus using the same'20148,807,763'Image projection apparatus'20148,777,421'Projection optical system'20148,657,450'Projection optical system and image projection device'20148,643,958'Wide angle lens and imaging device'20148,529,070'Projection optical apparatus'20138,511,837'Projection optical system and image projector'20138,284,462'Image reading device and image forming apparatus'20128,254,039'Variable magnification optical system and projector'20128,189,264'Projection optical system and image display device'20128,128,238'Projection optical system and image displaying apparatus'20128,116,013'Wide-angle lens and image pickup apparatus'20128,025,415'Projection optical system and image projecting apparatus'20117,946,717'Projection optical system and image projecting apparatus'20117,911,704'Projection optical system and image display apparatus'20117,773,305'Wide-angle lens and image capturing apparatus'20107,646,536'Reflective screen and display system'20107,529,032'Projection optical system and image display apparatus'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2018Based in Kanagawa, JP· patent location history
2011–2018Patents assigned to RICOH CO LTD (19)· patent assignee history
2012–2018Patents assigned to ABE ISSEI (16)· patent assignee history
2012–2018Patents assigned to FUJITA KAZUHIRO (13)· patent assignee history
2012–2018Patents assigned to TAKAURA ATSUSHI (4)· patent assignee history
2012–2014Based in Yokohama, JP· patent location history
2013–2017Patents assigned to TAKAHASHI TATSUYA (6)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH CO LTD | 19 | 2011–2018 |
| ABE ISSEIself | 16 | 2012–2018 |
| FUJITA KAZUHIRO | 13 | 2012–2018 |
| TAKAHASHI TATSUYA | 6 | 2013–2017 |
| TAKAURA ATSUSHI | 4 | 2012–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 20 | 2009–2018 |
| Yokohama, JP | 2 | 2012–2014 |