| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Canada | 4 | |
| #3 | Czechoslovakia | 2 | |
| #4 | Germany | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry | |
| #2 | Environmental technology | |
| #3 | Pharmaceuticals |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ishimaru Toshiyasu | 14 |
| #2 | Sakagami Kenji | 3 |
| #3 | Kodama Yutaka | 2 |
| #4 | Nitta Hajime | 2 |
| #5 | Kawabata Mariko | 2 |
| #6 | Sakagami Kenji Meika Copo - | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP0400805A1 | Cephalosporin compounds and their use | |
| CA2015283A1 | Cephalosporin compounds and their use | |
| DE3339667A1 | CEPHALOSPORINE COMPOUNDS FOR ORAL ADMINISTRATION | |
| US4091217A | 7-((5'-N-Methylthioacetamido)-adipoamido)cephalosporin derivatives | |
| US4022773A | Cephalosporin esters | |
| US4046759A | Penicillin esters | |
| CS185615B2 | Process for preparing 7-acylamido-3-cephem-4-carboxylic acids |