Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10518528 | Printing control device, printing apparatus, control method of printing control device, and program | — | 2019-12-31 |
| 6799157 | Method for improving pin compatibility in microcomputer emulation equipment | Makoto Kudo, Yoshiyuki Miyayama | 2004-09-28 |
| 6646123 | Pentacyclic Compound | Tsunehiko Soga, Takashi Ishiyama | 2003-11-11 |
| 6552197 | Condensed-hexacyclic compounds and a process therefor | Shinji Kamihara, Kazuaki Kanai, Shigeru Noguchi, Hiroaki Kitaoka | 2003-04-22 |
| 6545151 | Pentacyclic compound | Tsunehiko Soga, Takashi Ishiyama | 2003-04-08 |
| 6504029 | Condensed-hexacyclic compounds and a process therefor | Shinji Kamihara, Kazuaki Kanai, Shigeru Noguchi, Hiroaki Kitaoka | 2003-01-07 |
| 6407115 | Hexa-cyclic compound | Akio Ejima, Satoru Ohsuki, Kouichi Uoto | 2002-06-18 |
| 6211363 | Pentacyclic compound | Tsunehiko Soga, Takashi Ishiyama | 2001-04-03 |
| 6075140 | Pentacyclic compound | Tsunehiko Soga, Takashi Ishiyama | 2000-06-13 |
| 5834476 | Hexa-cyclic compound | Akio Ejima, Satoru Ohsuki, Kouichi Uoto | 1998-11-10 |
| 5770605 | Method for treating leukemia with a hexa-cyclic compound | Akio Ejima, Satoru Ohsuki, Kouichi Uoto | 1998-06-23 |
| 5767296 | Deacetoxytaxol derivatives | Tsunehiko Soga, Kiyoshi Nakayama | 1998-06-16 |
| 5658920 | Substituted 1H,12H-benz-[DE]pyrano[3',4':6,7] indolizino[1,2-B]quinoline-10,13(9H,15H)-dione compound | Akio Ejima, Satoru Ohsuki, Kouichi Uoto | 1997-08-19 |
| 5637770 | Hexa-cyclic compound | Akio Ejima, Satoru Ohsuki, Kouichi Uoto | 1997-06-10 |
| 5061795 | Hexa-cyclic compound | Hiroaki Tagawa, Masamichi Sugimori, Akio Ejima, Satoru Ohsuki | 1991-10-29 |
| 4939255 | Hexa-cyclic camptothecin derivatives | Hiroaki Tagawa, Masamichi Sugimori, Akio Ejima, Satoru Ohsuki | 1990-07-03 |
| 4778891 | Certain pyrano (3,4-f)-indolizine derivatives | Hiroaki Tagawa, Akio Ejima | 1988-10-18 |