Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9639229 | Display device with touch panel | Takeshi Ookawara | 2017-05-02 |
| 9250758 | Display device with touch panel | Takeshi Ookawara | 2016-02-02 |
| 8803836 | Display device with touch panel | Takeshi Ookawara | 2014-08-12 |
| 8519969 | Display device with touch panel | Takeshi Ookawara | 2013-08-27 |
| 8441186 | Organic electroluminescence display device | Takeshi Ookawara, Kenta Kajiyama | 2013-05-14 |
| 8416202 | Display device having touch panel | Hajime Akimoto, Yasuharu Yatsu, Hiroshi Kageyama, Naruhiko Kasai | 2013-04-09 |
| 8405308 | Organic electroluminescence display device | Hironori Toyoda | 2013-03-26 |
| 8404125 | Metal processing method, manfacturing method of metal mask and manufacturing method of organic light emitting display device | Takeshi Ookawara | 2013-03-26 |
| 8053976 | Organic EL display device including display panel | Takeshi Ookawara | 2011-11-08 |
| 7990059 | Organic electroluminescence display device | Hironori Toyoda | 2011-08-02 |
| 7915814 | Organic electro-luminescent display device | Takeshi Ookawara | 2011-03-29 |
| 7714506 | Organic electroluminescence display device | Takeshi Ookawara, Kenta Kajiyama | 2010-05-11 |
| 7710015 | Self-emitting display | Hirotsugu Sakamoto | 2010-05-04 |
| 7071608 | Image display device | Tomoki Nakamura | 2006-07-04 |
| 6797406 | Composite gradient alloy plate, manufacturing method thereof and color cathode ray tube having shadow mask using the composite gradient alloy plate | Nobuhiko Hosotani | 2004-09-28 |
| 6797876 | Image display device | Atsuo Nakagawa | 2004-09-28 |
| 6791256 | Display device having an improved envelope for containing pixels therein | Masahiro Nishizawa, Norikazu Uchiyama, Maki Taniguchi | 2004-09-14 |
| 6650035 | Color cathode ray tube having a shadow mask formed of a plate element made of an iron material having an alloy element | — | 2003-11-18 |
| 6388368 | Color cathode ray tube having an improved internal magnetic shield | Yasushi Sawatari, Atsuo Nakagawa, Hidehiro Koumura | 2002-05-14 |
| 6346291 | Method of producing a cathode ray tube | Ken Hashimoto, Masahiro Nishizawa, Masaharu Kumada, Satoshi Muto | 2002-02-12 |
| 6246163 | Cathode ray tube having bismuth oxide layer on color selective electrode | Ken Hashimoto, Masahiro Nishizawa, Masaharu Kumada, Satoshi Muto | 2001-06-12 |
| 6229254 | Color cathode ray tube having an improved internal magnetic shield | Yasushi Sawatari, Atsuo Nakagawa, Hidehiro Koumura | 2001-05-08 |
| 5850121 | Color picture tube having shadow mask assembly | — | 1998-12-15 |
| 5814928 | Cathode ray tube having reduced doming effect | Ken Hashimoto, Masahiro Nishizawa, Masaharu Kumada, Satoshi Muto | 1998-09-29 |