Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970800 | Method and apparatus for grading and measuring a surface having a curved profile | Seiichiro Takizawa, Mitsuo Fukukawa, Masayuki Yazawa, Yoshiharu Okamoto, Tetsuo Tanaka | 1990-11-20 |
| 4861189 | System for paving inclined and/or curved surfaces | Mitsuo Fukukawa, Masayuki Yazawa, Yoshiharu Okamoto, Kouhei Mio | 1989-08-29 |
| 4854769 | System for paving inclined and/or curved surfaces | Mitsuo Fukukawa, Masayuki Yazawa, Yoshiharu Okamoto, Kouhei Mio | 1989-08-08 |
| 4852278 | Method and apparatus for grading and measuring a surface having a curved profile | Seiichiro Takizawa, Mitsuo Fukukawa, Masayuki Yazawa, Yoshiharu Okamoto | 1989-08-01 |
| 4801219 | System for compacting paved surfaces | Masayuki Yazawa, Mitsuo Fukukawa, Yoshiharu Okamoto | 1989-01-31 |