Top Inventors at Hitachi System Engineering All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroshi Tsukino | 2 |
| 2 | Ichiro Naito | 2 |
| 3 | Gunji Tsukuda | 1 |
| #4 | Hirofumi Danno | 1 |
| #5 | Hideo Kamiko | 1 |
| #6 | Hiroyuki Maezawa | 1 |
| #7 | Hirokazu Mimura | 1 |
| #8 | Kazutoshi Tamura | 1 |
| #9 | Masanori Kinoshita | 1 |
| #10 | Masayuki Miyakawa | 1 |
| #11 | Mitsuyoshi Takizawa | 1 |
| #12 | Natsuro Tanaka | 1 |
| #13 | Shinichi Akiba | 1 |
| #14 | Shozo Susuki | 1 |
| #15 | Shigeru Uchino | 1 |
| #16 | Takeshi Imanishi | 1 |
| #17 | Yasushi Meguro | 1 |
| #18 | Akinori Minamisawa | 1 |
| #19 | Norio Sukegawa | 1 |
| #20 | Akiko Fukuya | 1 |
| #21 | Akihiro Nakamura | 1 |