Issued Patents All Time
Showing 101–125 of 135 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4443444 | Cephem compounds | Takao Takaya, Masayoshi Murata, Akiteru Yoshioka | 1984-04-17 |
| 4438113 | 7-Acylaminocephalosporanic acid derivatives | Takao Takaya, Masayoshi Murata, Akiteru Yoshioka | 1984-03-20 |
| 4431643 | Syn-isomer of 3-substituted-7-[2-cyclopentyloxyimino-2-(2-aminothiazol-4-yl)-acetamido]- 3 | Takao Takaya, Takashi Masugi, Hiromu Kochi | 1984-02-14 |
| 4427677 | Cephem compounds | Takao Takaya, Masayoshi Murata, Akiteru Yoshioka | 1984-01-24 |
| 4427674 | Cephem compounds | Takao Takaya, Kiyoshi Tsuji, Toshiyuki Chiba | 1984-01-24 |
| 4425341 | Cephem compounds | Takao Takaya, Kiyoshi Tsuji, Toshiyuki Chiba | 1984-01-10 |
| 4423213 | 7-Acylamino-3-vinylcephalosporanic acid derivatives and processes for the preparation thereof | Takao Takaya, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1983-12-27 |
| 4416879 | Cephem compounds | Takao Takaya, Yoshikazu Inoue, Masayoshi Murata | 1983-11-22 |
| 4409215 | 7-Acylamino-3-substituted cephalosporanic acid derivatives and processes for the preparation thereof | Takao Takaya, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1983-10-11 |
| 4409214 | 7-Acylamino-3-vinylcephalosporanic acid derivatives and processes for the preparation thereof | Takao Takaya, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1983-10-11 |
| 4409217 | Cephem compounds | Takao Takaya, Toshiyuki Chiba, Kiyoshi Tsuji | 1983-10-11 |
| 4405617 | 3-(Propynyltetrazol)thiomethyl-3-cephems | Takao Takaya, Yoshikazu Inoue, Masayoshi Murata | 1983-09-20 |
| 4400379 | Cephem compounds | Takao Takaya, Kiyoshi Tsuji, Toshiyuki Chiba | 1983-08-23 |
| 4399133 | Cephem compounds | Takao Takaya, Kiyoshi Tsuji, Toshiyuki Chiba | 1983-08-16 |
| 4394384 | Aminothiazole cycloalkenyloxyimino acetamido cephem derivatives | Takao Takaya, Masayoshi Murata, Akiteru Yoshioka | 1983-07-19 |
| 4393059 | Cephem compounds | Takao Takaya, Kiyoshi Tsuji, Toshiyuki Chiba | 1983-07-12 |
| 4379922 | Cepham compounds | Ikuo Ueda, Takao Takaya, Masakazu Kobayashi, Takashi Masugi, Hiromu Kochi +1 more | 1983-04-12 |
| 4372952 | Cephem compounds | Takao Takaya, Toshiyuki Chiba, Kiyoshi Tsuji | 1983-02-08 |
| 4367228 | Cephem compound and composition | Takao Takaya, Yoshikazu Inoue, Masayoshi Murata | 1983-01-04 |
| 4366153 | Cephem compounds | Takao Takaya, Takashi Masugi, Hiromu Kochi | 1982-12-28 |
| 4364943 | Syn-isomer of 7-[2-alkoxyimino-2-(2-amino-alkanoylamino-or haloalkanoylamino-thiazol-4-yl) acetamids]-3-[hexanoyl-, or phenylalkanoyl-oxymethyl or benzothiazolylthiomethyl]-3-cephem-4-carboxylic acid | Takao Takaya, Takashi Masugi, Hiromu Kochi | 1982-12-21 |
| 4350693 | 3,7-Disubstituted-3-cephem-4-carboxylic acid compound and processes for the preparation thereof | Takao Takaya, Toshiyuki Chiba, Zenzaburo Tozuka | 1982-09-21 |
| 4341775 | Cephem compounds | Takao Takaya, Takashi Masugi, Hiromu Kochi | 1982-07-27 |
| 4331664 | Syn isomer of 7-[2-cyclo(lower) alkoxyimino-2-(2-amino-or substituted aminothiazol-4-yl)acetamido]-3-lower alkanoyloxymethyl or heterocyclicthiomethyl-3-cephem-4-carboxylic acid compounds | Takao Takaya, Takashi Masugi, Hiromu Kochi | 1982-05-25 |
| 4316019 | Preparation of syn-isomer of 3-alkanoyloxymethyl-7-(2-alkoxyimino-2-thiazolylacetamido-3-cephem-4-car boxylic acid compounds | Takao Takaya, Takashi Masugi, Hiromu Kochi | 1982-02-16 |