Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888062 | Pin junction photovoltaic element having I-type semiconductor layer comprising non-single crystal material containing at least Zn, Se and H in an amount of 1 to 4 atomic % | Katsumi Nakagawa, Masahiro Kanai, Shunichi Ishihara, Yasushi Fujioka, Akira Sakai +1 more | 1989-12-19 |
| 4851302 | Functional ZnSe:H deposited films | Katsumi Nakagawa, Shunichi Ishihara, Yasushi Fujioka, Akira Sakai, Masahiro Kanai | 1989-07-25 |