Top Inventors at Kataoka All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Junichi Matsumoto | 15 |
| 2 | Ping Dai | 5 |
| 3 | Masami Suzuki | 4 |
| #4 | Norio Nishi | 4 |
| #5 | Yoshinori Harada | 4 |
| #6 | Kimio Sumaru | 3 |
| #7 | Nobuaki Iehisa | 3 |
| #8 | Shoichi Honda | 3 |
| #9 | Toshiyuki Kanamori | 3 |
| #10 | Ayumi Kusaka | 2 |
| #11 | Norihiro YAMAGISHI | 2 |
| #12 | Yukimasa Takeda | 2 |
| #13 | Etsushi KATO | 1 |
| #14 | Jyoji Kataoka | 1 |
| #15 | Kana MORISHITA | 1 |
| #16 | Nobutaka Yoneyama | 1 |
| #17 | Satoshi Tokuoka | 1 |
| #18 | Tadao Morishita | 1 |
| #19 | Tetsuro Takamatsu | 1 |
| #20 | Toshiyuki Takagi | 1 |
| #21 | Toshikazu Yoshikawa | 1 |
| #22 | Yasuhiro Yoshioka | 1 |
| #23 | Yuta MURAKAMI | 1 |