Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10782604 | Projection-type video display apparatus | Hidemi Yamada, Eiki Ishijima | 2020-09-22 |
| 10691003 | Projection type image display apparatus | Hiroshi Oshima | 2020-06-23 |
| 10642137 | Projection-type image display device | Eiki Ishijima, Hiroshi Oshima, Nobuki Matsui | 2020-05-05 |
| 10133159 | Projection type image display device and antivibration device for projection lens used therein | Hidemi Yamada | 2018-11-20 |
| D790621 | Lamp for projector | Eiki Ishijima, Hiroshi Oshima | 2017-06-27 |
| 9560329 | Projection-type video display device having adjusting mechanism of two optical engines | Kazuomi Kaneko, Nobuki Matsui | 2017-01-31 |
| 9459517 | Projection image display apparatus for attaching and detaching a projection lens | Nobuki Matsui, Chohei Ono, Kazuomi Kaneko, Masayuki Fukui | 2016-10-04 |
| 9335618 | Projection image display apparatus | Kazumasa Ueoka, Kei Adachi, Chohei Ono, Takafumi Ishizu, Kazuo Shikita | 2016-05-10 |
| 9185371 | Liquid crystal projector having shade member preventing deterioration of polarizing plate | Nobuki Matsui | 2015-11-10 |
| 9148635 | Projection video display device | Kazumasa Ueoka, Chohei Ono, Kazuomi Kaneko | 2015-09-29 |
| D728000 | Lamp for projector | Hiroshi Ohshima, Nobuki Matsui | 2015-04-28 |
| 8891026 | Projection video display device | Chohei Ono, Masayuki Fukui, Kazuomi Kaneko, Nobuki Matsui | 2014-11-18 |
| D701259 | Lamp for projector | Hiroshi Ohshima | 2014-03-18 |
| 8109642 | Projection type image display apparatus | Yasuhisa Watabe, Nobuyuki Kimura, Yoshimasa Takeuchi | 2012-02-07 |
| D630667 | Lamp for projector | Tatsuo Morita | 2011-01-11 |
| D630237 | Lamp for projector | Hiroshi Ohshima | 2011-01-04 |
| 7798653 | Projection display and optical aperture unit | Hiroshi Ooshima, Michiyuki Yoshino | 2010-09-21 |
| 6680883 | Objective lens driving device and optical disc apparatus using the same | Naohiko Otoshi, Katsuhiko Izumi, Michio Miura, Naomitsu Kuroda, Ryuichiro Mizuno | 2004-01-20 |
| 6567352 | Objective lens driving device and optical disc apparatus using the same | Naohiko Otoshi, Katsuhiko Izumi, Michio Miura, Naomitsu Kuroda, Ryuichiro Mizuno | 2003-05-20 |
| 6195314 | Objective lens driving device and optical disc apparatus using the same | Naohiko Otoshi, Katsuhiko Izumi, Michio Miura, Naomitsu Kuroda, Ryuichiro Mizuno | 2001-02-27 |
| 5781523 | Disk reproducing apparatus capable of taking multi-inclined postures | Tsugutaro Ozawa | 1998-07-14 |
| 5407117 | Tape guide for a magnetic recording and/or reproducing apparatus | Shouzou Yokoo, Tsugutaro Ozawa | 1995-04-18 |