Top Inventors at Katayama Kogyo Co. All Time
Showing 1–47 of 47 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Noboru Kataoka | 3 |
| 1 | Tsuyoshi Fujiwara | 3 |
| 3 | Chikara Yamashita | 2 |
| 3 | Hidenori Hirai | 2 |
| 3 | Hidemasa Ohta | 2 |
| 3 | Hiroyuki Sase | 2 |
| 3 | Hiromichi Torihata | 2 |
| 3 | Mamoru Kagawa | 2 |
| 3 | Nobuyuki Takahashi | 2 |
| 3 | Shingo Inamoto | 2 |
| 3 | Akihiro Terai | 2 |
| #12 | Daiki KAWAMOTO | 1 |
| #12 | Haruo Miyake | 1 |
| #12 | Hiroaki Yokoyama | 1 |
| #12 | Katsuhisa Ishihara | 1 |
| #12 | Kakuji Katayama | 1 |
| #12 | Kazumasa Ohashi | 1 |
| #12 | Kazuhiro Takagaki | 1 |
| #12 | Katsushi Tsuchida | 1 |
| #12 | Kenichi Hirata | 1 |
| #12 | Koji Seo | 1 |
| #12 | Mamoru Morita | 1 |
| #12 | Masahiro Sekido | 1 |
| #12 | Naoki Yoshimoto | 1 |
| #12 | Norifumi Inoue | 1 |
| #12 | Osamu Takeyoshi | 1 |
| #12 | Shingo Oki | 1 |
| #12 | Shoji Shimizu | 1 |
| #12 | Shuwa Tei | 1 |
| #12 | Sigeru Sato | 1 |
| #12 | Takeo Matsui | 1 |
| #12 | Takashi Moriya | 1 |
| #12 | Taishi Ogawa | 1 |
| #12 | Tetuji Tamura | 1 |
| #12 | Tetsuji Tamura | 1 |
| #12 | Tomomi Miyamoto | 1 |
| #12 | Tooru Waki | 1 |
| #12 | Yoichi Hirano | 1 |
| #12 | Yota Kakuda | 1 |
| #12 | Yoshihiro Kinoshita | 1 |
| #12 | Yoshihiro Manabe | 1 |
| #12 | Yoshiaki Meguro | 1 |
| #12 | Yoshiaki Senoo | 1 |
| #12 | Yukihiro Moriyama | 1 |
| #12 | Akio Okayama | 1 |
| #12 | Akihiro Uno | 1 |
| #12 | Akihiro Yamanaka | 1 |