Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642792 | Signal amplification device with circuit maintaining potential of input side of current mirror circuit at predetermined value | Tatsuya Takahashi | 2003-11-04 |
| 6638662 | Lithium secondary battery having oxide particles embedded in particles of carbonaceous material as a negative electrode-active material | Junya Kaneda, Noriyuki Watanabe, Takahiro Yamaki, Yasushi Muranaka, Yasuhisa Aono | 2003-10-28 |
| 6611376 | Diffractive optical element and method of manufacturing the same | Eiichi Murakami | 2003-08-26 |
| 6594012 | Exposure apparatus | Minoru Yoshii, Hiroshi Maehara | 2003-07-15 |
| 6524749 | Lithium secondary battery, and process for producing the same | Junya Kaneda, Noriyuki Watanabe, Yasuhisa Aono, Yasushi Muranaka, Kouichi Takei | 2003-02-25 |