YI

Yasuko Ishikawa

DP Daio Paper: 7 patents #18 of 258Top 7%
Overall (All Time): #708,085 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11229560 Stretchable structure of absorbent article and manufacturing method of the same Yohei Ono 2022-01-25
11229556 Stretchable structure for absorbent article, and method for producing same 2022-01-25
11173076 Stretchable structure of absorbent article and manufacturing method of the same Yohei Ono 2021-11-16
11083637 Stretchable structure for absorbent article, and method for producing same 2021-08-10
11020281 Method for forming stretchable structure for absorbent article and stretchable structure for absorbent article 2021-06-01
10893985 Elastic structure for absorbent article and method for manufacturing elastic structure for absorbent article Keisuke Ebiduka, Shunji Seno 2021-01-19
10092457 Underpants-type disposable diaper Shunji Seno 2018-10-09