Top Inventors at Riken Vinyl Industry Co. All Time
Showing 1–24 of 24 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Michihisa Tasaka | 5 |
| 2 | Toshio Ito | 3 |
| 3 | Hiromasa Sanada | 2 |
| 3 | Hiroshi Shimizu | 2 |
| 3 | Hiroshi Waki | 2 |
| 3 | Isamu Ichizuka | 2 |
| 3 | Ken Ohkubo | 2 |
| 3 | Kouzi Hara | 2 |
| 3 | Motohiro Shimizu | 2 |
| 3 | Shinji Kobe | 2 |
| 3 | Shuitsu Takahashi | 2 |
| 3 | Tadayuki Sakurada | 2 |
| 3 | Yasuyuki Mizuno | 2 |
| 3 | Yasushi Tokunaga | 2 |
| 3 | Yoshitaka Okouchi | 2 |
| #16 | Etsushi Fukunaga | 1 |
| #16 | Hiroyuki Tomomatsu | 1 |
| #16 | Masaki Enomoto | 1 |
| #16 | Takafumi Nozawa | 1 |
| #16 | Toshimi Yamanaka | 1 |
| #16 | Yasuo Kasahara | 1 |
| #16 | Yasunori Yamada | 1 |
| #16 | Yoshihiko Nambu | 1 |
| #16 | Akihiro Tamura | 1 |