Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6277044 | Front derailleur with protective plate and connecting band | — | 2001-08-21 |
| 6178824 | Chain wear indicator | Shun Hayakawa | 2001-01-30 |
| 6024662 | Crank arm set | — | 2000-02-15 |
| 5396592 | Image signal interpolating circuit for calculating interpolated values for varying block sizes | — | 1995-03-07 |
| 4425231 | Waste water treating apparatus | Tadaaki Kawasugi | 1984-01-10 |
| 4417529 | Method for melting and treating waste | Hiroyuki Fujiuchi, Kenichi Shimizu, Seiichiro Ueda | 1983-11-29 |
| 4388186 | Sludge treating apparatus | Tadaaki Kawasugi | 1983-06-14 |
| 4376701 | Waste water treating apparatus | Tadaaki Kawasugi, Taketoshi Madokoro, Akio Toriyama | 1983-03-15 |