Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6038124 | Aluminum electrode foil for electrolytic capacitor and electrolytic capacitor using the foil | Hidenori Uchi, Masakazu Furukawa, Tadao Fujihira, Ichizo Tsukuda | 2000-03-14 |
| 5714271 | Electrolytic condenser electrode and aluminum foil therefor | Tomoaki Yamanoi, Tadao Fujihira, Ichizo Tsukuda, Shigeru Endo | 1998-02-03 |
| 5518823 | Aluminum foil as electrolytic condenser electrodes | Tadao Fujihira, Masashi Sakaguchi, Kiyoshi Tada, Makoto Tanio | 1996-05-21 |
| 4957159 | Aluminum heat exchanger provided with fins having hydrophilic coating | Masaaki Mizoguchi, Susumu Inoue, Tatsuo Otsuka | 1990-09-18 |
| 4860565 | Process for preparing hollow aluminum extrudates for use in vacuum | Yutaka Kato | 1989-08-29 |
| 4828937 | Process for producing hollow extrudate for use in vacuum | Yutaka Kato, Kenji Tsukamoto | 1989-05-09 |
| 4615747 | Process for producing aluminum material for use in vacuum | Yutaka Kato, Kenji Tsukamoto | 1986-10-07 |
| 4588025 | Aluminum heat exchanger provided with fins having hydrophilic coating | Takaichi Imai, Takeshi Yamada, Kunio Sakaue, Masaaki Mizoguchi, Katsumi Tanaka | 1986-05-13 |
| 4547275 | Process for treating surface of aluminum foil for use as electrode of electrolytic capacitors | Tatsuhiko Ejima, Kozo Arai, Tadao Fujihira | 1985-10-15 |
| 4462842 | Surface treatment process for imparting hydrophilic properties to aluminum articles | Toshimitsu Uchiyama, Hiroichi Takenaka, Masayuki Kaji | 1984-07-31 |