Top Inventors at Lube Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Keizo Saito | 6 |
| 2 | Norio Kanda | 6 |
| 3 | Noboru Ozeki | 3 |
| #4 | Yoshitomo Sato | 3 |
| #5 | Gregory E. Rinehart | 2 |
| #6 | Koichi Wada | 2 |
| #7 | Daming Dong | 1 |
| #8 | Hiroshi Ozeki | 1 |
| #9 | Kazuya Uchida | 1 |
| #10 | Kei Suzuki | 1 |
| #11 | Minoru Namiki | 1 |
| #12 | Shigenao Magome | 1 |
| #13 | Takayuki Ariyasu | 1 |
| #14 | Terasu Yoshinari | 1 |
| #15 | Yoshiro Yamakawa | 1 |