Patents per Year
Top Inventors at Tbk Co. All Time
Showing 1–19 of 19 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Takeshi Hoji | 6 |
| 2 | Hirotada Yoshitani | 4 |
| 3 | Akihiro Miyoshi | 3 |
| 3 | Keisuke Shinozaki | 3 |
| 3 | Mitsuyoshi Oba | 3 |
| #6 | Satoshi Nagao | 2 |
| #6 | Yoshiyuki Terada | 2 |
| #8 | Jea woong Seok | 1 |
| #8 | Kazuaki Okamoto | 1 |
| #8 | Keisuke Kurihara | 1 |
| #8 | Kiyotsugu Narita | 1 |
| #8 | Makoto Araki | 1 |
| #8 | Makoto Osawa | 1 |
| #8 | Mitsuo Nakajima | 1 |
| #8 | Tetsuo Sekiya | 1 |
| #8 | Tomo Sato | 1 |
| #8 | Yukihiro Kato | 1 |
| #8 | Yuta Kobayashi | 1 |
| #8 | Yuichi Tashiro | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Tandem pump valve structure | $4M | 2010 |
| Gear pump enabling efficient pump capacity change | $4M | 2013 |
| Gear pump | $4M | 2010 |
| Fluid pump | $3M | 2010 |