Top Inventors at Clover Mfg. Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Chihiro Iwasaki | 28 |
| 2 | Hidekazu Okada | 17 |
| 3 | Nancy L. Zieman | 15 |
| #4 | Yasuhiro Fujiwara | 11 |
| #5 | Atsushi Tanaka | 10 |
| #6 | Junichi Kuwabara | 9 |
| #7 | Katsuhiko Ozeki | 8 |
| #8 | Kumiko Nitta | 8 |
| #9 | Hiroko Ota | 7 |
| #10 | Kanako Oe | 7 |
| #11 | Mayumi Matsumoto | 7 |
| #12 | Yuji Kawasaki | 7 |
| #13 | Joan Hawley | 6 |
| #14 | Rie Shirai | 5 |
| #15 | Yui Teramoto | 5 |
| #16 | Atsuko Okuma | 4 |
| #17 | Eri Yamauchi | 4 |
| #18 | Hiroko Mihara | 4 |
| #19 | Mariko Yamaguchi | 4 |
| #20 | Yoshiaki Gakiya | 4 |
| #21 | Toshiharu Jitsuda | 3 |
| #22 | Shinichi Kitao | 2 |
| #23 | Yosimi Matuo | 2 |
| #24 | Eri Kai | 1 |
| #25 | Katuhiko Ozeki | 1 |
| #26 | Masaharu Tamura | 1 |
| #27 | Shinichi Shioya | 1 |
| #28 | Takashi Matsubayashi | 1 |
| #29 | Tomiji Okada | 1 |
| #30 | Toshiaki Tanaka | 1 |
| #31 | Tsunehiro Kawabata | 1 |
| #32 | Yasuko Okazaki | 1 |
| #33 | Yoshimi Matsuo | 1 |
| #34 | Yuuji Kawasaki | 1 |
| #35 | Juho Viitasalo | 1 |
| #36 | Yoshiki Shimoharaguchi | 1 |
| #37 | Chieko Motoki | 1 |
| #38 | Aiko Suzuki | 1 |
| #39 | Akira Sawai | 1 |