Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9364913 | Method for brazing sheet material and heat exchanger | Shin Takewaka, Shogo Yamada, Shumpei Ozawa, Tohru Nagasawa, Yasunaga Itoh +1 more | 2016-06-14 |
| 8070852 | Oxygen partial-pressure control unit and method of gas supply | Hiroshi Nishimura, Toru Nagasawa, Ryusuke Iwasaki | 2011-12-06 |
| 6004911 | Processing oil suitable for aluminum materials and removable via heating | Satoshi Nohira, Takashi Ando, Shinya Nishihata | 1999-12-21 |