Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11581544 | Energy storage device and energy storage device production method | Takeshi Kawahara, Tomoko Nishikawa | 2023-02-14 |
| 11081723 | Energy storage device and energy storage device production method | Takao Maki, Takeshi Kawahara | 2021-08-03 |
| 10833298 | Energy storage device | Takeshi Kawahara, Tomoko Nishikawa | 2020-11-10 |
| 10826029 | Energy storage device | Masumi Ogawa | 2020-11-03 |
| 10516152 | Energy storage device | — | 2019-12-24 |
| 6127078 | Electrophotographic photoconductor and electrophotographic device using the same | Shinichi Omokawa, Kenichi Ohkura, Seishi Terasaki, Yoshihiro Ueno | 2000-10-03 |
| 6043156 | Method of making semiconductor wafers | Fumitaka Kai, Masahiko Maeda | 2000-03-28 |
| 5963821 | Method of making semiconductor wafers | Fumitaka Kai, Masahiko Maeda | 1999-10-05 |
| 5899731 | Method of fabricating a semiconductor wafer | Fumitaka Kai, Masahiko Maeda | 1999-05-04 |
| 5888685 | Electrophotographic photoconductor | Masami Kuroda, Ayako Tutui, Yoshimasa Tomiuchi | 1999-03-30 |
| 4649248 | Annealing furnace for annealing magnetic cores in a magnetic field | Hiroshi Yamaguchi, Teruaki Tanaka, Masatake Hirai, Tadashi Kohketsu, Masahiro Matsumoto | 1987-03-10 |
| 4496312 | Heat-treatment system and process | Shunsuke Yamada, Takashi Ono, Hideo Arakawa, Tsuyoshi Suda | 1985-01-29 |
| 4480777 | Apparatus for conveying strip material | Seiji Suzuki, Hiroshi Tawara | 1984-11-06 |
| 4401484 | Method for heat treatment of metal strips | Hiromu Yoshimoto, Michitoshi Okumura | 1983-08-30 |
| 4288258 | Method for cooling a metal strip during the process of heat treatment | Seiichiro Sekiwa, Hidenobu Jinnouchi | 1981-09-08 |
| 4288261 | Method for the heat treatment of aluminum strip | Hiromu Yoshimoto, Michitoshi Okumura | 1981-09-08 |
| 4270959 | Method for the heat treatment of metal strip | Masahiro Matsumoto, Hidenobu Jinnouchi | 1981-06-02 |
| 4257829 | Method for cooling an aluminum strip during the process of heat treatment | Hiromu Yoshimoto, Michitoshi Okumura | 1981-03-24 |