Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6471350 | Method of protecting heater surface of ink-jet printer, ink-jet recording apparatus, recording unit and method of prolonging service life of ink-jet recording head | Makoto Shioya, Hideto Yokoi | 2002-10-29 |
| 6460987 | Ink set for ink-jet recording, ink-jet recording method, recording unit, ink-jet recording apparatus and bleeding reducing method | Koromo Shirota, Teruo Ozaki, Masahiko Kubota, Hidehiko Kanda | 2002-10-08 |
| 6435660 | Ink jet recording head substrate, ink jet recording head, ink jet recording unit, and ink jet recording apparatus | Teruo Ozaki, Koromo Shirota, Masahiko Kubota, Hidehiko Kanda | 2002-08-20 |
| 6425659 | METHOD FOR ALLEVIATING KOGATION ON SURFACE OF HEATER OF INK-JET RECORDING HEAD, METHOD FOR INK-JET RECORDING, INK-JET RECORDING APPARATUS, RECORDING UNIT, AND METHOD FOR PROLONGING INK-JET RECORDING HEAD LIFE | Makoto Shioya | 2002-07-30 |
| 6394594 | Ink, method of reducing kogation on heater of ink-jet recording head, ink-jet recording process, ink-jet recording apparatus, recording unit, and method for lengthening the life of recording head | Makoto Shioya | 2002-05-28 |