Top Inventors at Sanwa Shutter All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Kenji Yamaguchi | 5 |
| 2 | Noriaki Tokuyama | 5 |
| 3 | Kenji Hosoyama | 4 |
| #4 | Yoshitsugu Utsumi | 4 |
| #5 | Fumitoshi Okazaki | 3 |
| #6 | Hideo Hirabayashi | 3 |
| #7 | Masato Hirao | 3 |
| #8 | Masakazu Makino | 3 |
| #9 | Masaaki Munekata | 3 |
| #10 | Atsushi Matsumura | 2 |
| #11 | Daisuke Hozumi | 2 |
| #12 | Kazunobu Fukano | 2 |
| #13 | Kiyoshi Abe | 2 |
| #14 | Takeaki Hamada | 2 |
| #15 | Yasunori Kobayashi | 2 |
| #16 | Yoshihiro Otsuka | 2 |
| #17 | Hiroshi Iwasaki | 1 |
| #18 | Hiroshi Kimura | 1 |
| #19 | Hiroshi Kobayashi | 1 |
| #20 | Hirosaburou Mori | 1 |
| #21 | Hisaya Tagata | 1 |
| #22 | Hitoshi Takei | 1 |
| #23 | Hideki Tanemura | 1 |
| #24 | Katsuhiro Sakamoto | 1 |
| #25 | Katsuaki Tomita | 1 |
| #26 | Katsuhiro Udagawa | 1 |
| #27 | Kenji Sato | 1 |
| #28 | Kiyoshi Isokawa | 1 |
| #29 | Kouji Fujino | 1 |
| #30 | Masahito Goto | 1 |
| #31 | Masaru Tanaka | 1 |
| #32 | Mitsuhiro Yoshida | 1 |
| #33 | Shin-ichi Kadowaki | 1 |
| #34 | Shun Kobayashi | 1 |
| #35 | Takashi Nagata | 1 |
| #36 | Tadashi Sasaki | 1 |
| #37 | Tokiyoshi Kagawa | 1 |
| #38 | Tomoyuki Kinoshita | 1 |
| #39 | Toyohide Nagare | 1 |
| #40 | Yoshihiro Ohtsuka | 1 |
| #41 | Yoshiaki Tanaka | 1 |
| #42 | Yoshihiro Uesugi | 1 |
| #43 | Norihisa Isemura | 1 |
| #44 | Akira Koyano | 1 |
| #45 | Akio Okada | 1 |