TS

Toshihiko Suwa

HC Hitachi Industrial Equipment Systems Co.: 1 patents #25 of 76Top 35%
Overall (2023): #221,952 of 537,848Top 45%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11662294 Fan filter unit and HEPA filter performance measurement method Takeshi Kaneko, Hirotoshi Sato, Makoto Yokoyama, Haruhiko Adachi, Takeshi Matsumura 2023-05-30