Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845001 | Light receiving member for use in electrophotography with a surface layer comprising non-single-crystal material containing tetrahedrally bonded boron nitride | Keishi Saito, Tatsuyuki Aoike, Yasushi Fujioka | 1989-07-04 |
| 4840139 | Apparatus for the formation of a functional deposited film using microwave plasma chemical vapor deposition process | — | 1989-06-20 |
| 4795691 | Layered amorphous silicon photoconductor with surface layer having specific refractive index properties | Tatsuyuki Aoike, Minoru Kato, Keishi Saito | 1989-01-03 |