Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292226 | Defrost system which utilizes electric heater for thermosiphon | Toshio KUTSUNA, Nelson MUGABI, Daiki Kayashima, Nobuo OOSUGA | 2025-05-06 |
| 10302343 | Defrost system for refrigeration apparatus, and cooling unit | Makoto Sano, Iwao Terashima, Daiki Kayashima | 2019-05-28 |
| 9863677 | Sublimation defrost system and sublimation defrost method for refrigeration apparatus | Takeshi Kamimura, Takahiro Furudate, Shuji Fukano | 2018-01-09 |
| 9746221 | Defrost system for refrigeration apparatus, and cooling unit | Toshio KUTSUNA, Mugabi NELSON, Daiki Kayashima | 2017-08-29 |
| 7818971 | CO2 cooling and heating apparatus and method having multiple refrigerating cycle circuits | Hiroshi Yamaguchi, Katsumi Fujima, Nelson MUGABI | 2010-10-26 |
| 6889520 | Inter-region thermal complementary system by distributed cryogenic and thermal devices | Makoto Sano, Kuniaki Kawamura, Junji Matsuda, Katsumi Fujima, Takanori KUDO +2 more | 2005-05-10 |
| 6334332 | Low temperature waste crushing system taking advantage of cold shortness | Makoto Yamamoto, Yukio Hirano, Seiichiro Matsuda, Yasuhiro Hirao, Kazutoshi Ito | 2002-01-01 |
| 6250084 | Soda drink selling machine | Hiroshi Sato, Hisataka Asami, Makoto Sano | 2001-06-26 |