Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6460970 | Method of manufacturing nozzle plate for ink jet recording head, ink jet recording head comprising such nozzle plate, and ink jet recording apparatus comprising such head | Norio Ohkuma, Takashi Fujikawa, Ken Tsuchii, Hideto Yokoi, Shuichi Murakami | 2002-10-08 |
| 6409315 | Substrate for use of an ink jet recording head, an ink jet head using such substrate, a method for driving such substrate, and an jet head cartridge, and a liquid discharge apparatus | — | 2002-06-25 |
| D459472 | Household apparatus for preventing dental calculus and periodontosis | Ikuo Ohya, Nozomu Kawasaki | 2002-06-25 |
| 6406740 | Method of manufacturing a liquid jet recording apparatus and such a liquid jet recording apparatus | — | 2002-06-18 |
| 6390606 | Ink-jet head, ink-jet head substrate, and a method for making the head | Makoto Terui, Norio Ohkuma | 2002-05-21 |
| 6382756 | Recording head and recording method | — | 2002-05-07 |
| 6352338 | Ink-jet print head, production method thereof, and printing apparatus with the ink-jet print head | — | 2002-03-05 |