HT

Hayato Takashima

TC Tokyo Ohka Kogyo Co.: 1 patents #437 of 684Top 65%
Overall (All Time): #2,777,801 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10576433 Method for purifying liquid, method for producing chemical solution or cleaning solution, filter medium, and filter device Takao Nakajima, Tsukasa Sugawara, Jun Koshiyama 2020-03-03