Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970131 | Electrophotographic photoconductor having overcoat layer | Kiyoshi Taniguchi, Toshio Fukagai | 1990-11-13 |
| 4906545 | Electrophotographic photoconductor with undercoat layer containing metal oxide on support | Toshio Fukagai, Kiyoshi Taniguchi, Katsuichi Ohta | 1990-03-06 |
| 4863822 | Electrophotographic photoconductor comprising charge generating and transport layers containing adjuvants | Toshio Fukagai, Kiyoshi Taniguchi, Katsuichi Ohta, Minoru Umeda | 1989-09-05 |
| 4822705 | Electrophotographic photoconductor with layer preventing charge injection | Toshio Fukagai, Kiyoshi Taniguchi, Katsuichi Ohta, Minoru Umeda | 1989-04-18 |