Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8304804 | Semiconductor device | Hajime Shibata, Hitoshi Tampo, Koji Matsubara, Keiichiro Sakurai, Shogo Ishizuka +1 more | 2012-11-06 |
| 8012546 | Method and apparatus for producing semiconductor films and related devices | Shogo Ishizuka, Shigeru Niki, Keiichiro Sakurai, Koji Matsubara | 2011-09-06 |
| 6770913 | ZnOSSe compound semiconductor, integrated circuit using the semiconductor and method of manufacturing the semiconductor and the integrated circuit | Kakuya Iwata, Shigeru Niki, Paul Fons, Koji Matsubara | 2004-08-03 |
| 6649434 | Method of manufacturing semiconductor device having ZnO based oxide semiconductor layer | Kakuya Iwata, Paul Fons, Koji Matsubara, Shigeru Niki, Ken Nakahara | 2003-11-18 |
| 6638846 | Method of growing p-type ZnO based oxide semiconductor layer and method of manufacturing semiconductor light emitting device | Kakuya Iwata, Paul Fons, Koji Matsubara, Shigeru Niki, Ken Nakahara | 2003-10-28 |
| 6566162 | Method of producing Cu (In, Ga) (Se, S) 2 semiconductor film | Shigeru Niki, Paul Fons, Kakuya Iwata | 2003-05-20 |
| 6531408 | Method for growing ZnO based oxide semiconductor layer and method for manufacturing semiconductor light emitting device using the same | Kakuya Iwata, Paul Fons, Koji Matsubara, Shigeru Niki, Ken Nakahara | 2003-03-11 |
| 6472241 | Radical cell device and method for manufacturing groups II-VI compound semiconductor device | Kakuya Iwata, Paul Fons, Koji Matsubara, Shigeru Niki, Ken Nakahara | 2002-10-29 |
| 6281036 | Method of fabricating film for solar cells | Shigeru Niki, Paul Fons, Hiroyuki Oyanagi | 2001-08-28 |