Top Inventors at Power Systems All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Michio Okamura | 5 |
| 2 | Atsushi Shimizu | 3 |
| 3 | James M. Orsulak | 3 |
| #4 | Bobby Daryl Shute | 2 |
| #5 | Daniel Webb | 2 |
| #6 | Hitoshi Nakamura | 2 |
| #7 | Masahiko Shimizu | 2 |
| #8 | Masaaki Yamagishi | 2 |
| #9 | Rodney Rad | 2 |
| #10 | Thomas Philip Henley | 2 |
| #11 | Bruno Pauletto | 1 |
| #12 | Fuminori Kimura | 1 |
| #13 | Hidetoshi Ohta | 1 |
| #14 | Hiroshi Tsuji | 1 |
| #15 | Jerry Smith | 1 |
| #16 | Katsuji Mitsui | 1 |
| #17 | Keiichi Hayashi | 1 |
| #18 | Kouji Kimura | 1 |
| #19 | Kotaro Kobayashi | 1 |
| #20 | Masaaki Shimizu | 1 |
| #21 | Masahiko Shinotsuka | 1 |
| #22 | Masahiko Shinozuka | 1 |
| #23 | Shinichi Yamamoto | 1 |
| #24 | Stephen Russell | 1 |
| #25 | Takeshi Kobayashi | 1 |
| #26 | Takashi Tanikawa | 1 |
| #27 | Montgomery Scott Kilburn | 1 |
| #28 | Abbott W. Lahti | 1 |
| #29 | Montgomery Scott Kiburn | 1 |
| #30 | Akinori Mogami | 1 |