YT

Yoshitaka Tsutsumi

TO Tosoh: 2 patents #3 of 59Top 6%
Overall (1997): #18,849 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5677380 Planarizing material and planarizing method Kosaburo Matsumura, Mitsumasa Akashi, Masazumi Hasegawa 1997-10-14
5625018 Process for producing chloroprene rubber Takashi Yamamoto, Takeshi Hironaka, Tadashi Hayashi 1997-04-29