Issued Patents 1989
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885258 | Method for making a thin film transistor using a concentric inlet feeding system | Shunichi Ishihara, Hirokazu Ootoshi, Masaaki Hirooka, Isamu Shimizu | 1989-12-05 |
| 4861623 | Method for forming deposited film by generating precursor with halogenic oxidizing agent | Masao Ueki, Masaaki Hirooka, Isamu Shimizu | 1989-08-29 |
| 4855210 | Electrophotographic photosensitive member, process and apparatus for the preparation thereof | Masaaki Hirooka, Shunichi Ishihara, Isamu Shimizu | 1989-08-08 |
| 4824697 | Method for forming a multi-layer deposited film | Shunichi Ishihara, Masaaki Hirooka, Isamu Shimizu | 1989-04-25 |
| 4822636 | Method for forming deposited film | Keishi Saitoh, Masaaki Hirooka, Isamu Shimizu | 1989-04-18 |
| 4818564 | Method for forming deposited film | Shunichi Ishihara, Isamu Shimizu | 1989-04-04 |
| 4812328 | Method for forming deposited film | Keishi Saitoh, Masaaki Hirooka, Isamu Shimizu | 1989-03-14 |
| 4812325 | Method for forming a deposited film | Shunichi Ishihara, Isamu Shimizu | 1989-03-14 |
| 4804558 | Process for producing electroluminescent devices | Keishi Saitoh, Masaaki Hirooka, Isamu Shimizu | 1989-02-14 |
| 4803947 | Apparatus for forming deposited film | Masao Ueki, Masaaki Hirooka, Isamu Shimizu | 1989-02-14 |
| 4801474 | Method for forming thin film multi-layer structure member | Keisha Saitoh, Masaaki Hirooka, Isamu Shimizu | 1989-01-31 |
| 4800173 | Process for preparing Si or Ge epitaxial film using fluorine oxidant | Masahiro Kanai, Isamu Shimizu | 1989-01-24 |
| 4798166 | Apparatus for continuously preparing a light receiving element for use in photoelectromotive force member or image-reading photosensor | Masaaki Hirooka, Shunichi Ishihara, Isamu Shimizu | 1989-01-17 |
| 4798809 | Process for preparing photoelectromotive force member | Masaaki Hirooka, Shunichi Ishihara, Isamu Shimizu | 1989-01-17 |