Inventor
HINAYAMA TETSUHIRO
JP10 patents
⚠️ This page may combine multiple inventors who share the name “HINAYAMA TETSUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO SEIKA CHEMICALS
9 patentsUS9982069B2May 29, 2018
Water-absorbent resin and absorbent article
SUMITOMO SEIKA CHEMICALS4 citations71
US10323105B2Jun 18, 2019
Water-absorbent resin and absorbent article
SUMITOMO SEIKA CHEMICALS3 citations69
US11136420B2Oct 5, 2021
Water-absorbent resin and method of producing water-absorbent resin
SUMITOMO SEIKA CHEMICALS0 citations50
US10525443B2Jan 7, 2020
Water-absorbent resin and absorbent article
SUMITOMO SEIKA CHEMICALS0 citations50
US9873755B2Jan 23, 2018
Method of manufacturing water-absorbent resin, water-absorbent resin, water-absorbing agent and absorbent article
SUMITOMO SEIKA CHEMICALS0 citations50
US11504695B2Nov 22, 2022
Water-absorbing resin
SUMITOMO SEIKA CHEMICALS0 citations46
US10065173B2Sep 4, 2018
Process for producing water-absorbent resin
SUMITOMO SEIKA CHEMICALS0 citations40
US9925294B2Mar 27, 2018
Water-absorbent resin and absorbent article
SUMITOMO SEIKA CHEMICALS0 citations40
US12403449B2Sep 2, 2025
Water-absorbing resin
SUMITOMO SEIKA CHEMICALS0 citations39