Top Inventors at Howa Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Kazuaki Andou | 3 |
| 2 | Toru Yanai | 2 |
| 3 | Daisuke Kato | 1 |
| #4 | Hiroshi Yamamoto | 1 |
| #5 | Kakuji Miyahara | 1 |
| #6 | Katsuhiro Nishikura | 1 |
| #7 | Kosuke Ueda | 1 |
| #8 | Kousuke Ueda | 1 |
| #9 | Masaki Namie | 1 |
| #10 | Masayo Netsu | 1 |
| #11 | Masatoshi Shinbashi | 1 |
| #12 | Masahiko Yanagihara | 1 |
| #13 | Satoshi Toba | 1 |
| #14 | Takahiro Asai | 1 |
| #15 | Takehisa Tashiro | 1 |
| #16 | Toyoteru Ando | 1 |
| #17 | Yohei Sone | 1 |
| #18 | Akihiro Shirai | 1 |