Top Inventors at Koa 2022
| Rank | Name | Patents |
|---|---|---|
| 1 | Tamotsu Endo | 3 |
| 2 | Yoji Gomi | 3 |
| 3 | Etsurou Udagawa | 2 |
| #4 | Kenichi Iguchi | 2 |
| #5 | Keishi Nakamura | 2 |
| #6 | Shuhei Matsubara | 2 |
| #7 | Yasuyuki Katase | 2 |
| #8 | Yoshimi Nakata | 2 |
| #9 | Yuko ECHIZENYA | 2 |
| #10 | Daigo HAYASHI | 1 |
| #11 | Hironobu Nakajima | 1 |
| #12 | Hiroshi Oigawa | 1 |
| #13 | Homare Kaneko | 1 |
| #14 | Jun Ito | 1 |
| #15 | Kentaro Takashima | 1 |
| #16 | Koichi Minowa | 1 |
| #17 | Kyohei MIYASHITA | 1 |
| #18 | Masaki Miyagawa | 1 |
| #19 | Miyahito KINOSHITA | 1 |
| #20 | Michio Kubota | 1 |
| #21 | Mitsuo Ohashi | 1 |
| #22 | Mizuho Shimojima | 1 |
| #23 | Naomi Ishida | 1 |
| #24 | Natsumi Shiobara | 1 |
| #25 | Seiji Karasawa | 1 |
| #26 | Takanori Kikuchi | 1 |
| #27 | Taro Kimura | 1 |
| #28 | Takaaki Yano | 1 |
| #29 | Tomohito Imai | 1 |
| #30 | Toshitsugu Ueda | 1 |
| #31 | Yasushi Hiroshima | 1 |
| #32 | Yuichi Abe | 1 |
| #33 | Yuto Matsui | 1 |
| #34 | Yuko Tezuka | 1 |