@misc{CTT100865569,
  author = {IKUYOSHI TOMITA and Hiroki Nishiyama and Keisuke Ikeda},
  title = {ホスホニウム含有ポリマー},
  howpublished = {RegisteredPatent},
  year = 2024,
  month  = {},
  note   = {特願2020-063771(2020/03/31), 特開2021-161223(2021/10/11), 特許第7457323号(2024/03/19)}
}