Top Inventors at Ykk Architectural Products All Time
Showing 1–35 of 35 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Masao Hirano | 9 |
| 2 | Shinji Tanikawa | 7 |
| 3 | Sou Koike | 6 |
| #4 | Ryuichi Kitada | 3 |
| #5 | Koichiro Nawa | 2 |
| #5 | Masayoshi Ishikawa | 2 |
| #5 | Noriaki Okamoto | 2 |
| #5 | So Koike | 2 |
| #5 | Yasuhiro Sono | 2 |
| #5 | Yuichi Kubo | 2 |
| #11 | Hiromitsu Kaminaga | 1 |
| #11 | Hiroshi Miyazaki | 1 |
| #11 | Hiroshi Omae | 1 |
| #11 | Hiroyuki Sasaki | 1 |
| #11 | Hiroo Wada | 1 |
| #11 | Hideyuki Yokoya | 1 |
| #11 | Koichi Segawa | 1 |
| #11 | Masaki Ashida | 1 |
| #11 | Masami Osanai | 1 |
| #11 | Masami Takemura | 1 |
| #11 | Satoru Manabe | 1 |
| #11 | Shinji Hayashi | 1 |
| #11 | Shoji Takahashi | 1 |
| #11 | Shigeru Ueda | 1 |
| #11 | Takayuki Okubo | 1 |
| #11 | Teruo Yokota | 1 |
| #11 | Toshiaki Hirono | 1 |
| #11 | Toshihiko Saito | 1 |
| #11 | Yoshinori Ishikuro | 1 |
| #11 | Yuichi Kano | 1 |
| #11 | Yuichi Nozaki | 1 |
| #11 | Yoshiaki Tanari | 1 |
| #11 | Hiroki Nambo | 1 |
| #11 | Akio Ozawa | 1 |
| #11 | Akihiko Takeda | 1 |