Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7165418 | Absorption refrigerator and production method thereof | Katsumi Mabuchi, Tomoko Kikuchi, Takashi Honda, Michihiko Aizawa, Masahiko Ito | 2007-01-23 |
| 6813901 | Absorption refrigerator and production method thereof | Katsumi Mabuchi, Tomoko Kikuchi, Takashi Honda, Michihiko Aizawa, Masahiko Ito | 2004-11-09 |
| 6279342 | Absorption refrigerator and production method thereof | Katsumi Mabuchi, Tomoko Kikuchi, Takashi Honda, Michihiko Aizawa, Masahiko Ito | 2001-08-28 |
| 5964103 | Absorption refrigerator and production method thereof | Katsumi Mabuchi, Tomoko Kikuchi, Takashi Honda, Michihiko Aizawa, Masahiko Ito | 1999-10-12 |
| 5806337 | Absorption refrigerator and production method thereof | Katsumi Mabuchi, Tomoko Kikuchi, Takashi Honda, Michihiko Aizawa, Masahiko Ito | 1998-09-15 |
| 4994157 | Method and apparatus for descaling stainless steel | Masahiko Itoh, Masakiyo Izumiya, Teruo Yamaguchi | 1991-02-19 |
| 4912934 | Hermetically closed circulation type, vapor absorption refrigerator | Masahiko Itoh, Kazutoshi Itoh, Yasumasa Furutani, Michihiko Aizawa | 1990-04-03 |
| 4857222 | Absorption type refrigerator and absorbing solution therefor | Masahiko Itoh, Yasumasa Furutani, Michihiko Aizawa | 1989-08-15 |
| 4505760 | Process for partial hot dipping of steel strips | Masahiko Itoh, Akira Minato, Mituru Kubo, Takehiko Ito, Kiichiro Katayama | 1985-03-19 |
| 4487036 | Hermetically circulating, absorption type refrigerator | Masahiko Itoh, Akira Minato, Kenzi Machizawa | 1984-12-11 |
| 4470272 | Hermetically circulating, absorption type refrigerator | Masahiko Itoh, Akira Minato, Kenzi Machizawa | 1984-09-11 |
| 4398399 | Hermetically circulating, absorption type refrigerator | Masahiko Itoh, Akira Minato, Kenji Machizawa | 1983-08-16 |
| 4311024 | Hermetically circulating, absorption type refrigerator | Masahiko Itoh, Akira Minato | 1982-01-19 |