Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11472728 | Method for manufacturing glass plate and manufacturing apparatus therefor | Isao Okuyama, Hideki Tanabe | 2022-10-18 |
| 4732051 | Dust protective member for bicycle freewheel assembly | Nobuo Ozaki | 1988-03-22 |
| 4638094 | Process for producing phenylacetones | Takuji Enomiya | 1987-01-20 |
| 4539403 | Process for the preparation of a 2-alkyl-4-amino-5-aminomethylpyrimidine | Kozo Fujii, Keigo Nishihira, Hiroyuki Sawada, Shuji Tanaka, Hiroshi Yoshida +2 more | 1985-09-03 |
| 4514571 | Process for the preparation of urea derivatives | Fumio Iwata, Teruhiko Inoue | 1985-04-30 |
| 4497957 | Process for preparing optically active tryptophans | Tokio Ohshima, Tomio Kimura, Tetsuo Omata, Noritada Iwamoto | 1985-02-05 |
| 4492792 | Process for preparing 4-amino-5-dialkoxy-methylpyrimidine derivatives | Kozo Fujii, Keigo Nishihira, Hiroyuki Sawada, Shuji Tanaka, Hiroshi Yoshida +1 more | 1985-01-08 |
| 4481362 | Process for preparing optically active tryptophanes | Tokio Ohshima, Tomio Kimura, Tetsuo Omata, Noritada Iwamoto | 1984-11-06 |
| 4421925 | 4-Alkoxy-1,3-dioxane-5-carbonitriles and process for preparing the same | Sumio Umemura, Kozo Fujii, Keigo Nishihira, Hiroyuki Sawada, Shuji Tanaka +2 more | 1983-12-20 |
| 4269982 | Process for preparing 5-amino-1,2,3-thiadiazoles | Katsumasa Harada, Yoshikatsu Mori | 1981-05-26 |