Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8827690 | Hollow body molding device | Tomoyoshi Sakamoto, Minoru Ojiro, Takashi Hirose, Yasuhiko Hata | 2014-09-09 |
| 8709333 | Method of manufacturing pipe with branch | Minoru Ojiro, Tomoyoshi Sakamoto | 2014-04-29 |
| 8679397 | Method of manufacturing hollow body | Tomoyoshi Sakamoto, Minoru Ojiro | 2014-03-25 |
| 8550154 | Resin heat exchanger unit, method for manufacturing the resin heat exchanger unit, and heat exchanger | Minoru Ojiro, Yaushiko Hata, Hiroyuki Minezaki, Tomoyoshi Sakamoto | 2013-10-08 |