Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6410166 | Organic electroluminescence device doping device and organic electroluminescence device | Hisamitsu Takahashi, Yoshihisa Tsuruoka, Satoshi Tanaka | 2002-06-25 |
| 6288486 | Multi-color organic electroluminescence device with overlapping luminous layers | Yoshihisa Tsuruoka, Hisamitsu Takahashi, Satoshi Tanaka, Tatsuo Fukuda | 2001-09-11 |
| 6048631 | Organic electroluminescence device and organic electroluminescence device material | Hisamitsu Takahashi, Yoshihisa Tsuruoka, Satoshi Tanaka | 2000-04-11 |
| 5998926 | Organic electroluminescence device having apertured insulation layers and method for manufacturing the same | Yoshihisa Tsuruoka, Hisamitsu Takahashi | 1999-12-07 |
| 5898276 | Organic electroluminescent element with uniform display segment voltages using the line resistances | Yoshihisa Tsuruoka, Hisamitsu Takahashi, Satoshi Tanaka | 1999-04-27 |
| 5804917 | Organic electroluminescent display device and method for manufacturing same | Hisamitsu Takahashi, Yoshihisa Tsuruoka, Shigeru Hieda | 1998-09-08 |
| 5232793 | Method of and apparatus for utilizing and recovering CO.sub.2 in combustion exhaust gas | Tetsuya Hirata, Hideto Ikeda, Kenzo Nakazawa, Hiroyoshi Uematsu, Satoshi Hatori | 1993-08-03 |
| 4617870 | Method of accelerating radiative transfer | Masahiro Hirano | 1986-10-21 |