MT

Masaru Tsubata

JI Japan Absorbent Technology Institute: 1 patents #6 of 15Top 40%
NC New Oji Paper Co: 1 patents #39 of 139Top 30%
OC Oji Paper Co.: 1 patents #173 of 423Top 45%
Overall (All Time): #2,129,519 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7842019 Absorbent product Katsuhiko Sugiyama, Yoshiaki Takamatsu, Rie Kuwabara, Migaku Suzuki 2010-11-30
5624424 Disposable diaper Miyuki Saisaka, Yoshio Hirai, Mie Takahashi, Sadayoshi Terada 1997-04-29