Top Inventors at Sintobrator All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Takao Ishida | 6 |
| 2 | Kazutoshi Nishimura | 4 |
| 3 | Hiroshi Hagiwara | 3 |
| #4 | Ichizo Kakumu | 3 |
| #5 | Masatomo Watanabe | 3 |
| #6 | Mikitoshi Hiraga | 3 |
| #7 | Junkou Kurosaki | 2 |
| #8 | Shoji Horiguchi | 2 |
| #9 | Hiromichi Horikawa | 1 |
| #10 | Hiroshi Kihira | 1 |
| #11 | Hitoshi Rokutanda | 1 |
| #12 | Hiroyasu Yashiro | 1 |
| #13 | Kiyoshi Okumura | 1 |
| #14 | Kouji Kajita | 1 |
| #15 | Moriyasu Izawa | 1 |
| #16 | Satoshi Niwa | 1 |
| #17 | Takeo Ishida | 1 |
| #18 | Tetsuo Ochiai | 1 |
| #19 | Toshiroh Ito | 1 |
| #20 | Toru Takahashi | 1 |
| #21 | Wataru Hisada | 1 |
| #22 | Yasushi Ikeda | 1 |
| #23 | Yasuhiro Nagae | 1 |
| #24 | Yoshihiro Masuda | 1 |
| #25 | Yoshinori Kohketsu | 1 |
| #26 | Akihisa Inoue | 1 |