Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8306406 | Video and audio reproduction apparatus and method thereof | — | 2012-11-06 |
| 7204234 | High-pressure fuel injection pipe | — | 2007-04-17 |
| 5387609 | Anti-solid tumor agents | Koichiro Hirayama | 1995-02-07 |
| 5300525 | Anti-solid tumor agents | Koichiro Hirayama | 1994-04-05 |
| 5193987 | Scroll type compressor | Takayuki Iio | 1993-03-16 |
| 5192195 | Scroll type compressor with separate control block | Takayuki Iio, Takahisa Hirano | 1993-03-09 |
| 5151521 | 1-aminoethyl phosphonic acid derivatives | Haruyuki Chaki, Yasuo Hoshide, Junko Takashima, Arthur A. Patchett | 1992-09-29 |
| 5061806 | Phosphinic acid derivatives | Yasuo Hoshide, Haruyuki Chaki, Junko Takashima, Arthur A. Patchett | 1991-10-29 |
| 5041644 | Peptide derivatives of .beta.-chloro-L(Z)-dehydro-glutamic acid | Ryoichi Ando, Junko Takashima, Louis Chaiet | 1991-08-20 |
| 5030732 | Aminoethylphosphinic acid derivatives | Yasuo Hoshide, Ryoichi Ando, Masao Taniguchi | 1991-07-09 |
| 4963684 | Process for preparing cotarnine | Naoshi Imaki, Tadashi Shirasaka, Tetsuro Shimpuku | 1990-10-16 |
| 4916160 | Anti-tumor promoter agents | Koichiro Hirayama | 1990-04-10 |
| 4769480 | Benzylamine derivative | Naoshi Imaki, Hisao Takayanagi, Tadashi Shirasaka, Tetsuro Shimpuku, Yuki Takuma +1 more | 1988-09-06 |
| 4760145 | Certain 6,7-methylene dioxydihydro or tetrahydro-isoquinoline derivatives | Naoshi Imaki, Hisao Takayanagi, Tadashi Shirasaka, Tetsuro Shimpuku, Yuki Takuma +1 more | 1988-07-26 |
| 4746747 | Anisole derivatives | Naoshi Imaki, Hisao Takayanagi, Yuki Takuma, Tadashi Shirasaka | 1988-05-24 |
| 4684732 | Process for preparation of phthalide derivatives | Masao Taniguchi, Shuzo Hayakawa, Osamu Kawashima | 1987-08-04 |
| 4650070 | Toner cartridge | Seiji Oka | 1987-03-17 |
| 4622181 | Process for producing an estrone acetal | Kazumasa Kinugasa, Eiichiro Tanaka, Yoshihiro Tanaka | 1986-11-11 |
| 4589579 | Toner vessel for copying machine | — | 1986-05-20 |
| 4440788 | Cysteine derivatives | Hiroshi Terayama, Kohei Umezu | 1984-04-03 |
| 4251442 | Method for synthesis of penicillin | Takaharu Itagaki, Tsuyoshi Ito, Shigenori Wada | 1981-02-17 |
| 4220587 | Amino acid derivatives of 6-(2-amino-2-arylacetamido)penicillanic acids | Kenzo Omata, Junichi Ohya, Kazuo Wagatsuma, Tadashi Shirasaka | 1980-09-02 |