Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12183858 | Light wavelength conversion medium and composition for forming light wavelength conversion medium | Kenji Miyazaki, Junichi Washizuka | 2024-12-31 |
| 12122950 | Fluorescent rare earth complex and security medium using the same | Kenji Miyazaki | 2024-10-22 |
| 11702591 | Fluorescent rare earth complex and security medium using the same | Kenji Miyazaki | 2023-07-18 |
| 10697950 | Fluorescent compound, fluorescent compound mixture, freshness marker, freshness label, and sensing system | Ryozo Akiyama | 2020-06-30 |
| 10629952 | Nonaqueous electrolyte battery, battery pack, and vehicle | Takashi Kishi, Takuya Iwasaki, Jun Tamura | 2020-04-21 |
| 10444214 | Fluorescent compound, fluorescent compound mixture, freshness marker, freshness label, and sensing system | Ryozo Akiyama | 2019-10-15 |
| 9353310 | Luminous material using fluorescence amorphous solid | Takahiro Sato | 2016-05-31 |
| 9296848 | Polymer material, solar cell using the same, and solar photovoltaic generation system | Fumihiko Aiga, Masahiro Hosoya, Mitsunaga Saito, Haruhi Oooka, Akihiko Ono | 2016-03-29 |
| 8969718 | Organic compound and solar cell using the same | Akihiko Ono, Fumihiko Aiga | 2015-03-03 |
| 8907207 | Solar cell module | Haruhi Oooka, Mitsunaga Saito, Masahiro Hosoya, Michihiko Inaba | 2014-12-09 |
| 8173271 | Fluorescent rare earth complex, and light-emitting element, security medium and lighting device using the same | Fumihiko Aiga, Takahiro Sato | 2012-05-08 |
| 8107807 | Lighting device, image pickup apparatus and portable terminal unit | Akio Amano, Kenji Shimomura, Kazuaki Ootsuka, Hideto Furuyama | 2012-01-31 |
| 8080173 | Fluorescent substance containing rare earth metal, luminous composition comprising the same, process for manufacturing thereof, and light-emitting element comprising the fluorescent substance | Takahiro Sato, Akio Amano, Shinji Murai | 2011-12-20 |
| 7960909 | Light-emitting device, method for producing the same and fluorescent device | Akio Amano | 2011-06-14 |
| 7902741 | Fluorescent complex and lighting system using the same | Akio Amano, Fumihiko Aiga | 2011-03-08 |
| 7611780 | Lighting device, image pickup apparatus and portable terminal unit | Akio Amano, Kenji Shimomura, Kazuaki Otsuka | 2009-11-03 |
| 7575253 | Fluorescent image-printed article and fluorescent ink | — | 2009-08-18 |
| 7510784 | Light emitting device formed using rare earth complex and luminescent medium | Fumihiko Aiga, Naomi Shida, Akio Amano | 2009-03-31 |
| 7250117 | Light emitting device formed using rare earth complex and luminescent medium | Fumihiko Aiga, Naomi Shida, Akio Amano | 2007-07-31 |
| 7186468 | Organic electro-luminescent display device and method for manufacturing the same | — | 2007-03-06 |
| 7086599 | Information recording medium, reproduction method, and discrimination method | Teruo Murakami, Seizaburo Shimizu, Masao Tanaka, Katsuyuki Naito, Hideyuki Nakao +5 more | 2006-08-08 |
| 6811897 | Ink for forming a hole injection layer of organic EL display devices and manufacturing method thereof, organic EL display devices, and manufacturing method of the same | Katsuyuki Naito, Naoko Kihara, Rei Hasegawa, Shintaro Enomoto, Yutaka Nakai +3 more | 2004-11-02 |
| 6798470 | Electrophoresis display | Hideyuki Nakao, Masayuki Oguchi | 2004-09-28 |
| 6656542 | Guest-host liquid crystal composition and guest-host liquid crystal display device | Yutaka Nakai, Katsuyuki Naito | 2003-12-02 |
| 6650392 | Cell structure of liquid crystal device | Masao Tanaka, Yutaka Nakai, Katsuyuki Naito, Seizaburo Shimizu | 2003-11-18 |