Top Inventors at Ohbayashi All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Yozo Goto | 3 |
| 2 | Hiroshi Teraoku | 2 |
| 3 | Joji Ejiri | 2 |
| #4 | Kensuke Yagi | 2 |
| #5 | Makoto Hayakawa | 2 |
| #6 | Makoto Toriihara | 2 |
| #7 | Shuji Horii | 2 |
| #8 | Shigeki Tsuchiyama | 2 |
| #9 | Tamotsu Endoh | 2 |
| #10 | Tadao Koide | 2 |
| #11 | Tadao Sugimoto | 2 |
| #12 | Hideo Katsumata | 1 |
| #13 | Hideki Yamaguchi | 1 |
| #14 | Hidetsugu Yamazaki | 1 |
| #15 | Katsutoyo Nakayama | 1 |
| #16 | Kiyoshi Tsuchiya | 1 |
| #17 | Masazumi Suekane | 1 |
| #18 | Ryuzaburo Otsuka | 1 |
| #19 | Seiji Tadano | 1 |
| #20 | Tatsuo Ando | 1 |
| #21 | Takashi Itami | 1 |
| #22 | Takashi Moro | 1 |
| #23 | Tadao Yuri | 1 |
| #24 | Toru Aoyagi | 1 |
| #25 | Tokitaro Hoshijima | 1 |
| #26 | Toshihide Kamino | 1 |
| #27 | Toshimichi Morii | 1 |
| #28 | Toshihumi Yuzawa | 1 |
| #29 | Tsuneo Tanaka | 1 |
| #30 | Tuneo Tanaka | 1 |
| #31 | Katsuro Kobatake | 1 |