Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435955 | Abrasive machine | Yasuhide Denda, Hisato Kuroiwa, Yoshio Nakamura | 2002-08-20 |
| 6433128 | Process for producing oxymethylene copolymer | Takahiro Nakamura, Akira Okamura, Isamu Masumoto, Kaneo Yoshioka, Kazumasa Maji | 2002-08-13 |
| 6334944 | Process for producing an amino acid-N,N-diacetic acid and its salts | Nobuyoshi Nambu, Makoto Saito, Tohru Yamamoto | 2002-01-01 |