Patents per Year
Top Inventors at Alpstool Co. All Time
Showing 1–12 of 12 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Mitsuyoshi Yamaguchi | 5 |
| 2 | Akio Saiki | 2 |
| 2 | Shigeo Kuribayashi | 2 |
| 2 | Shuji Miyairi | 2 |
| 2 | Tomokichi Arisaka | 2 |
| #6 | Hiroshi Kuribayashi | 1 |
| #6 | Hiroki Nakajima | 1 |
| #6 | Koji Fujimoto | 1 |
| #6 | Masayoshi Tanaka | 1 |
| #6 | Sukehiro Uehara | 1 |
| #6 | Tatsuhiko KURIYA | 1 |
| #6 | Yoshimori Kondo | 1 |