Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6043831 | Electrostatic recording head providing voltage regulation to voltage applied to needle electrodes | Takashi Horikawa, Dennis Kauffman | 2000-03-28 |
| 5515095 | Electrostatic recording head with a plurality of linear electrode arrays and a method of driving the same | Naoya Matsuda | 1996-05-07 |