YK

Yumi KAWAJIRI

DC Dainihon Jochugiku Co.: 2 patents #9 of 34Top 30%
Overall (All Time): #1,897,079 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10542740 Device and method for vaporizing/discharging chemical agent Seiichi Kashima, Ryoko UKITA, Koji Nakayama 2020-01-28
10349647 Three-dimensional structure containing volatile chemical Seiichi Kashima, Tomohiro Kakinoki, Koji Nakayama, Masuo Matsumoto 2019-07-16