Top Inventors at Denon All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Tadahiko Sakamoto | 4 |
| 2 | Atsushi Oonishi | 2 |
| 3 | Hideki Ikeda | 2 |
| #4 | Kazuhisa Machida | 2 |
| #5 | Masayuki Hori | 2 |
| #6 | Tsugio Endou | 2 |
| #7 | Akihito Kimura | 2 |
| #8 | Atsushi Ishibashi | 2 |
| #9 | Jyoji Watanabe | 1 |
| #10 | Kazuma Takenaka | 1 |
| #11 | Keishi Matsunaga | 1 |
| #12 | Kiyoshi Kobiyama | 1 |
| #13 | Kouji Nakajima | 1 |
| #14 | Mitsugi Fukushima | 1 |
| #15 | Shunji Usui | 1 |
| #16 | Takeshi Dosaka | 1 |
| #17 | Toshiyuki Kajigano | 1 |
| #18 | Yoshio Oomori | 1 |
| #19 | Yuichi Aigasa | 1 |
| #20 | Shingo Ushirogi | 1 |
| #21 | Tetsuo Minagawa | 1 |