Top Inventors at Plus Stationery All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Satoru Ono | 12 |
| 2 | Yasuo Narita | 9 |
| 3 | Hiroyuki Ariga | 8 |
| #4 | Takeshi Matsukawa | 4 |
| #5 | Jun Ushijima | 3 |
| #6 | Katsuaki Takahashi | 3 |
| #7 | Ko Isozaki | 3 |
| #8 | Megumi Tanabe | 3 |
| #9 | Sotaro Miyagi | 2 |
| #10 | Yusuke Yonestu | 2 |
| #11 | Hideki Inoue | 1 |
| #12 | Mizuki Hara | 1 |
| #13 | Mitsuru Wakabayashi | 1 |
| #14 | Xiao Dong Wu | 1 |
| #15 | Ai Kaneda | 1 |