Top Inventors at Sekisui Plastics Co. 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Akiyoshi Kusaka | 2 |
| 2 | Atsushi Fukuta | 1 |
| 3 | Haruhiko MATSUURA | 1 |
| #4 | Hiroaki KITADE | 1 |
| #5 | Hironori Kobayashi | 1 |
| #6 | Hiroyoshi Tanaka | 1 |
| #7 | Hiromaru Yamamoto | 1 |
| #8 | Kazuki Kato | 1 |
| #9 | Kaori KUWAGAKI | 1 |
| #10 | Kazuhiro Yoshikawa | 1 |
| #11 | Kouji Ueda | 1 |
| #12 | Naoki Michihata | 1 |
| #13 | Ryosuke Harada | 1 |
| #14 | Ryo IIZUKA | 1 |
| #15 | Satoru Matsumoto | 1 |
| #16 | Seiichi Morimoto | 1 |
| #17 | Takashi Goto | 1 |
| #18 | Takaaki Hatori | 1 |
| #19 | Takahito Kurosaki | 1 |
| #20 | Takashi MOTOMURA | 1 |
| #21 | Takamasa Yamagishi | 1 |
| #22 | Tomoyuki Takahashi | 1 |
| #23 | Yosuke Kawamorita | 1 |
| #24 | Yoshiki Nakayama | 1 |
| #25 | Yoshinao Yamaji | 1 |
| #26 | Yuichi GONDOH | 1 |