Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12258276 | Carbonaceous material, method for producing same, filter for water purification and water purifier | Tetsuya Hanamoto, Hiroe Yoshinobu | 2025-03-25 |
| 12064746 | Mercury adsorbent and method for producing same | Kiyoto Otsuka, Hideharu Iwasaki | 2024-08-20 |
| 11430614 | Modified activated carbon and method for producing same | Keita Takahashi, Hiroaki Kitatomi, Akinori YAMABATA, Yasuyuki HIROTA | 2022-08-30 |
| 7869601 | Authentication method of ad hoc network and wireless communication terminal thereof | Eriko Ando, Yasuko Fukuzawa, Susumu Matsui, Tetsuo Manchu | 2011-01-11 |
| 7567673 | Common key sharing method and wireless communication terminal in ad hoc network | Yasuko Fukuzawa, Eriko Ando, Susumu Matsui | 2009-07-28 |
| 7263970 | Intake flow control apparatus for an internal combustion engine | Katsunori Takahashi, Katsuhiro Kunikiyo, Ryohsaku Nishiyama, Hiroya Ueda | 2007-09-04 |
| 6877491 | Air fuel injection engine | Kaoru Hanawa, Hiroya Ueda, Hiroshi Kuribara | 2005-04-12 |
| 5198843 | Optical marking system having marking mode selecting function | Hiroshi Ito, Yasutomo Fujimori | 1993-03-30 |
| 5017755 | Method of repairing liquid crystal display and apparatus using the method | Susumu Yahagi, Shigeru Fujimoto | 1991-05-21 |
| 4218874 | Electronic metronome | Haruzo Yoshikawa, Fumio Morohoshi | 1980-08-26 |