Top Inventors at Cmet All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Takashi Ito | 5 |
| 2 | Tsuneo Hagiwara | 5 |
| 3 | Koukichi Suzuki | 3 |
| #4 | Yoshikazu Ooba | 3 |
| #5 | Seiji Hayano | 2 |
| #6 | Yuuya Daicho | 2 |
| #7 | Yuya Daicho | 2 |
| #8 | Chiharu Homma | 1 |
| #9 | Eiji Nakamoto | 1 |
| #10 | Hatsumi Naruo | 1 |
| #11 | Hideki Kimura | 1 |
| #12 | Hideaki Miyano | 1 |
| #13 | Hidetaka Narukawa | 1 |
| #14 | Isao Kojima | 1 |
| #15 | Jie Wei | 1 |
| #16 | Jiro Yamamoto | 1 |
| #17 | Kazunori Tani | 1 |
| #18 | Kei FURUTA | 1 |
| #19 | Kenji Hirotsu | 1 |
| #20 | Masashi Date | 1 |
| #21 | Naoichiro Saito | 1 |
| #22 | Nobuo Ogane | 1 |
| #23 | Satoshi Imamura | 1 |
| #24 | Satoshi Kajino | 1 |
| #25 | Takeshi Miyao | 1 |
| #26 | Tadashi Murakami | 1 |
| #27 | Toshimitsu OKANE | 1 |
| #28 | Toshiyuki Ozai | 1 |
| #29 | Yasuhiro Handa | 1 |
| #30 | Yousuke Katou | 1 |
| #31 | Ichitaro Sarada | 1 |
| #32 | Yuuki Arake | 1 |