Issued Patents All Time
Showing 26–50 of 109 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9694745 | Vehicle approach alert device | Haruyuki Tsuzuki | 2017-07-04 |
| 9645382 | Objective lens for endoscope and endoscope | — | 2017-05-09 |
| 9348207 | Illuminating optical system and projection display apparatus | — | 2016-05-24 |
| 9285564 | Lens for projection and projection-type display apparatus | — | 2016-03-15 |
| 9045077 | Vehicle approach warning apparatus | Haruyuki Tsuzuki, Tomonori Suzuki | 2015-06-02 |
| 9000900 | Vehicle proximity annunciator device | Haruyuki Tsuzuki, Yoshimitsu Ukai, Yukiko Matsubara | 2015-04-07 |
| 8987148 | Semiconductor device manufacturing method | Misato Sakamoto, Yoshitake Katou, Youichi Yamamoto, Takashi Kyouno, Terukazu Motosawa +2 more | 2015-03-24 |
| 8947792 | Projection lens and projection-type display apparatus using the lens | — | 2015-02-03 |
| 8947785 | Endoscope objective lens and endoscope | — | 2015-02-03 |
| 8922916 | Endoscope objective lens and endoscope | Yoshiaki Ishii | 2014-12-30 |
| 8508855 | Projection lens and projection-type display apparatus using the lens | — | 2013-08-13 |
| 8462438 | Lens for projection and projection-type display apparatus | — | 2013-06-11 |
| 8441736 | Lens for projection and projection-type display apparatus | — | 2013-05-14 |
| 8345354 | Lens for projection and projection-type display apparatus | — | 2013-01-01 |
| 8320048 | Projection lens and projection-type display apparatus using the lens | — | 2012-11-27 |
| 8303117 | Projection optical system and projection-type display apparatus using the same | — | 2012-11-06 |
| 8272742 | Single projection display device having high portability | — | 2012-09-25 |
| 8270091 | Projection variable focusing lens and projection display device | — | 2012-09-18 |
| 8199419 | Projection variable focusing lens and projection display device | — | 2012-06-12 |
| 8035900 | Objective lens for endoscope | — | 2011-10-11 |
| 7885009 | Small projection lens and projection display device using the same | Tomoyuki Baba, Kenzo Sado | 2011-02-08 |
| 7764437 | Objective lens for endoscope | — | 2010-07-27 |
| 7715111 | Projection zoom lens system and projection type display apparatus | Masaru Amano | 2010-05-11 |
| 7621642 | Color separation and synthesis systems, color separation systems and color synthesis systems, illumination optical systems, projection optical systems, and projection display devices using these systems | — | 2009-11-24 |
| 7591560 | Reflection optical system and projection display apparatus using the same | — | 2009-09-22 |