Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6839373 | Ultra-narrow band flourine laser apparatus | Kiwamu Takehisa, Hakaru Mizoguchi, Tatsumi Gotou | 2005-01-04 |
| 6683303 | Ion trap mass spectrometer and spectrometry | Kiyomi Yoshinari, Yoshiaki Kato, Tadao Mimura | 2004-01-27 |
| 6636297 | Vacuum ultraviolet laser wavelength measuring apparatus | Osamu Wakabayashi, Tatsuo Enami | 2003-10-21 |
| 6633033 | Apparatus for mass spectrometry on an ion-trap method | Kiyomi Yoshinari, Yoshiaki Kato, Katsuhiro Nakagawa | 2003-10-14 |
| 6628682 | Wavelength detection device for line-narrowed laser apparatus and ultra line-narrowed fluorine laser apparatus | Kiwamu Takehisa, Kouji Shio, Yasuaki Iwata, Osamu Wakabayashi | 2003-09-30 |
| 6573492 | Mass spectrometric analysis method and apparatus using the method | — | 2003-06-03 |
| 6501691 | Word-line deficiency detection method for semiconductor memory device | Satoru Kawamoto, Motoki Mizutani, Yoshiharu Kato | 2002-12-31 |
| 6243163 | Wavelength detector | Osamu Wakabayashi, Tatsuo Enami, Toru Suzuki, Takeshi Ohta, Hirokazu Kubo | 2001-06-05 |
| 5880576 | Charging apparatus for controlling supplement of electric current to a rechargeable battery | — | 1999-03-09 |
| 5835989 | Battery system which prevents current from flowing during a short-circuiting of the battery terminals | — | 1998-11-10 |
| 5675235 | Charging apparatus for controlling supplement of electric current to a rechargeable battery | — | 1997-10-07 |
| 5475639 | Semiconductor memory device with improved speed for reading data | Akihiro Iwase, Teruo Seki, Tadashi Ozawa | 1995-12-12 |
| 5216371 | Battery pack including measuring and indicating | — | 1993-06-01 |