Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6132922 | Liquid developer for electrophotographic printing apparatus | Ichiro Yoshida | 2000-10-17 |
| 5826145 | Electrographic printing apparatus with a liquid developement system | — | 1998-10-20 |
| 5561507 | Apparatus and method for producing an electrostatic image using water-base toner | Loren Shelffo | 1996-10-01 |
| 5048983 | Electrographic typewriter | — | 1991-09-17 |
| 4959731 | Combined electrographic printer, copier, and telefax machine | — | 1990-09-25 |
| 4956676 | Electrographic color printer/copier | Koichi Kinoshita | 1990-09-11 |
| 4900283 | Method for arranging chips each having an array of semiconductor light emitting elements | — | 1990-02-13 |
| 4841334 | Electrographic printer with small diameter drum and charged transfer belt | Shozo Kaieda | 1989-06-20 |
| 4829337 | Cleaning device for a photoconductive printer or copier | Shozo Kaieda | 1989-05-09 |
| 4825245 | Duplex printing module for an electrographic printer | Shozo Kaieda | 1989-04-25 |
| 4814798 | Combined electrographic printer, copier, and telefax machine with duplex capability | Shozo Kaieda | 1989-03-21 |
| 4786943 | Device for removing residual developer particles from a photoconductive member | Toshio Muramatsu | 1988-11-22 |
| 4780740 | Paper feeding cassette for a printing apparatus | — | 1988-10-25 |
| 4758862 | Electrographic printer/copier with duplex printing | Shozo Kaieda | 1988-07-19 |
| 4757471 | Electrographic printer/copier with photoconductive belt | Shozo Kaieda | 1988-07-12 |
| 4754300 | Combined electrographic printer, copier, and telefax machine | — | 1988-06-28 |
| 4752805 | Toner recycling unit | Keitaro Yamashita | 1988-06-21 |
| 4721977 | Electrographic printer with abutting chips each having an array of charge-discharging elements | — | 1988-01-26 |
| 4664507 | Electrophotographic printer/copier | Shozo Kaieda, Yoshiaki Matsunaga | 1987-05-12 |
| 4639116 | Printer/copier with disposable toner cartridge | Keitaro Yamashita | 1987-01-27 |