Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8304975 | Electron beam apparatus and image display apparatus using the same | Takeo Tsukamoto | 2012-11-06 |
| 7859184 | Electron beam apparatus and image display apparatus using the same | Takeo Tsukamoto | 2010-12-28 |
| 5815296 | Optical communication method for performing communication using a plurality of wavelengths, and optical communication system for performing communication using a plurality of wavelengths | — | 1998-09-29 |
| 5659560 | Apparatus and method for driving oscillation polarization selective light source, and optical communication system using the same | Toshihiko Ouchi, Masao Majima, Jun Nitta, Seiji Mishima | 1997-08-19 |