Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8377575 | Organic electroluminescence device | Toshihiro Iwakuma, Masahide Matsuura, Hideaki Nagashima, Hidetsugu Ikeda, Hiroaki Nakamura | 2013-02-19 |
| 8039121 | Organic electroluminescence device | Toshihiro Iwakuma, Masahide Matsuura, Hideaki Nagashima, Hidetsugu Ikeda, Hiroaki Nakamura | 2011-10-18 |
| 7235312 | Aromatic compounds and organic electroluminescent devices made by using the same | Toshihiro Iwakuma, Takashi Arakane | 2007-06-26 |
| 5837166 | Organic electroluminescence device and arylenediamine derivative | Hisayuki Kawamura, Chishio Hosokawa, Hiroaki Nakamura | 1998-11-17 |
| 5759736 | Photoresist composition | Mineo Nishi, Koji Nakano, Yasuhiro Kawase | 1998-06-02 |
| 5705284 | Thin film electroluminescence device | Chishio Hosokawa, Hisahiro Higashi | 1998-01-06 |
| 5698362 | 1,2 quinone diazide photosensitive resin composition containing select additive and method for forming a photoresist pattern | Mineo Nishi, Koji Nakano, Makoto Ikemoto, Yasuhiro Kawase | 1997-12-16 |
| 5536949 | Charge injection auxiliary material and organic electroluminescence device containing the same | Chishio Hosokawa, Hisahiro Higashi, Kiyoshi Ikeda | 1996-07-16 |
| 5516577 | Organic electroluminescence device | Masahide Matsuura, Hiroshi Tokailin | 1996-05-14 |
| 5505985 | Process for producing an organic electroluminescence device | Hiroaki Nakamura, Masahide Matsuura | 1996-04-09 |
| 5503910 | Organic electroluminescence device | Masahide Matsuura, Hiroshi Tokailin, Hisahiro Higashi | 1996-04-02 |
| 5500568 | Organic El device | Hiroaki Nakamura | 1996-03-19 |
| 5466392 | Organic electroluminescence device and compound having an aluminum complex structure | Yoshio Hironaka, Hiroaki Nakamura | 1995-11-14 |
| 5458977 | Electroluminescence device containing a thin film electrode | Chishio Hosokawa | 1995-10-17 |
| 5443921 | Thin film electroluminescence device and process for production thereof | Chishio Hosokawa, Hisahiro Higashi | 1995-08-22 |
| 5427858 | Organic electroluminescence device with a fluorine polymer layer | Hiroaki Nakamura, Masahide Matsuura | 1995-06-27 |
| 5389444 | Organic electroluminescence device | Chishio Hosokawa, Shuji Sakamoto | 1995-02-14 |
| 5364654 | Process for production of a thin film electrode and an electroluminescence device | Chishio Hosokawa | 1994-11-15 |
| 5358788 | Organic electroluminescence device containing a silanamine compound | Hisayuki Kawamura, Chishio Hosokawa | 1994-10-25 |
| 5336546 | Organic electroluminescence device | Yoshio Hironaka, Hiroshi Tokailin, Chishio Hosokawa | 1994-08-09 |
| 5307363 | Organic optical gain device and method of exciting the same | Chishio Hosokawa | 1994-04-26 |
| 5279918 | Photoresist composition comprising a quinone diazide sulfonate of a novolac resin | Mineo Nishi, Koji Nakano, Keisuke Nakano, Yoshihiro Takada | 1994-01-18 |
| 5216331 | Organic electroluminescence element and light emitting device employing the element | Chishio Hosokawa | 1993-06-01 |
| 5142343 | Organic electroluminescence device with oligomers | Chishio Hosokawa, Hisahiro Higashi | 1992-08-25 |
| 5121029 | Electroluminescence device having an organic electroluminescent element | Chishio Hosokawa, Hiroshi Tokailin, Hisahiro Higashi | 1992-06-09 |