Top Inventors at Mitsui Norin Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Yukihiko Hara | 24 |
| 2 | Tadakatsu Shimamura | 5 |
| 3 | De Chang Wang | 4 |
| #4 | Shu Jun Cheng | 4 |
| #5 | Kazuo Nashimoto | 2 |
| #6 | Kazuo Okushio | 2 |
| #7 | Masatoshi Nakano | 2 |
| #8 | Miwa Honda | 2 |
| #9 | Paul T. Wegener | 2 |
| #10 | Yoshikazu Tashiro | 2 |
| #11 | Daizou Takahashi | 1 |
| #12 | Fumiko Hayakawa | 1 |
| #13 | Hajime Asai | 1 |
| #14 | Hajimu Yamamoto | 1 |
| #15 | Hisaya Gotou | 1 |
| #16 | Hiroshi Hojo | 1 |
| #17 | Hidetsugu Takeda | 1 |
| #18 | Hoyoku Nishino | 1 |
| #19 | Insu Lee | 1 |
| #20 | Kanzo Sakata | 1 |
| #21 | Kozo Nakamura | 1 |
| #22 | Masao Hattori | 1 |
| #23 | Mikio Nakayama | 1 |
| #24 | Paul Stapleton | 1 |
| #25 | Peter Taylor | 1 |
| #26 | Ryota Seto | 1 |
| #27 | Slobodan Jovanovic | 1 |
| #28 | Takashi Ando | 1 |
| #29 | Takahide Kimura | 1 |
| #30 | Tadashi Kitamikado | 1 |
| #31 | Tateo Suzuki | 1 |
| #32 | Takao Tsuchida | 1 |
| #33 | Tetsuo Yamane | 1 |
| #34 | Woong Shick Ahn | 1 |
| #35 | Yoshiomi Kosaka | 1 |
| #36 | Yong S. Zhen | 1 |