HI

Hiroki ISHIYAMA

Mitsubishi Electric: 20 patents #993 of 25,717Top 4%
SC Sumitomo Forestry Co.: 4 patents #4 of 37Top 15%
Overall (All Time): #169,267 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
12398934 Refrigeration cycle apparatus to attain both improvement in controllability for a flow rate of flowing gas refrigerant and improvement in heat exchange efficiency of a heat exchanger 2025-08-26
12158293 Refrigeration cycle apparatus 2024-12-03
12140357 Refrigeration cycle apparatus and method for controlling refrigeration cycle apparatus Toshiki Kanatani 2024-11-12
11988419 Refrigeration cycle apparatus Yusuke Shimazu 2024-05-21
11852386 Heat exchanger and refrigeration cycle apparatus Toshiki Kanatani, Yusuke TASHIRO 2023-12-26
11635234 Refrigeration cycle apparatus recovering refrigerator oil in refrigerant circuit 2023-04-25
11486620 Refrigeration cycle apparatus Yusuke Shimazu 2022-11-01
11460227 Oil separator and refrigeration cycle apparatus Shun KATO, Yusuke Shimazu, Daisuke Ito 2022-10-04
11428449 Separator and refrigeration cycle apparatus Hirofumi Matsuda, Yusuke Shimazu 2022-08-30
11365923 Refrigeration cycle apparatus 2022-06-21
11306952 Refrigeration cycle apparatus 2022-04-19
11255587 Oil separator and air conditioner including the same Hirofumi Matsuda, Yusuke Shimazu 2022-02-22
11199347 Oil separation device and refrigeration cycle apparatus Yusuke Shimazu 2021-12-14
11168927 Refrigeration cycle apparatus Yusuke Shimazu 2021-11-09
11015850 Oil separator Yusuke Shimazu, Yohei Kato 2021-05-25
10900695 Refrigeration cycle apparatus Yusuke Shimazu, Satoru YANACHI 2021-01-26
10830483 Refrigeration cycle apparatus Hiroaki Asanuma, Yusuke Shimazu 2020-11-10
10684046 Refrigeration cycle apparatus in which a lubricating oil circulates together with refrigerant Yusuke Shimazu, Satoru YANACHI 2020-06-16
10508835 Refrigeration cycle apparatus Yohei Kato 2019-12-17
10156389 Refrigeration cycle apparatus with oil separator switching valve Yohei Kato, Satoru YANACHI 2018-12-18
9249817 Wooden member joint structure Junichi Imai, Hiroki Nakashima 2016-02-02
8950126 Wooden building skeleton Junichi Imai, Hiroki Nakashima 2015-02-10
8857119 Wooden member assembly Hiroki Nakashima, Junichi Imai 2014-10-14
D678757 Screw bolt Junichi Imai 2013-03-26