MK

Masanao KOTANI

HI Hitachi: 3 patents #67 of 1,165Top 6%
HC Hitachi Industrial Equipment Systems Co.: 1 patents #30 of 92Top 35%
Overall (2021): #44,655 of 548,734Top 9%
4
Patents 2021

Issued Patents 2021

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11149734 Fluid machine Kotaro Chiba, Masahiko Takano, Toshikazu Harashima, Kosuke SADAKATA, Kentaro Yamamoto +3 more 2021-10-19
11047390 Oil feed type air compressor 2021-06-29
10995756 Air compressor Takeshi Tsuchiya, Ryoji KAWAI, Kotaro Chiba, Minako KANADA, Sachio Sekiya 2021-05-04
10920760 Air compressor having an oil separator, an oil cooler, first and second evaporators, and wherein intake air and the oil are simultaneously cooled in the first and second evaporators Takeshi Tsuchiya, Ryoji KAWAI, Sachio Sekiya 2021-02-16