Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900407 | Method for deoxygenation of alcohols | Teruo Matsuura, Hideyuki Ikehira | 1990-02-13 |
| 4825311 | Magnetic reproducing apparatus with head positioning circuit | — | 1989-04-25 |
| 4805040 | Drop-out correction circuit in an apparatus for correcting time base error with inhibition of time-base information during dropout | Masuo Oku, Yoshimichi Kudo, Yukio Fukui | 1989-02-14 |
| 4779143 | Video disc recording and/or reproducing apparatus for color video signal | Masao Oku | 1988-10-18 |
| 4748171 | Cephem compounds having at the 3-position a (1,4-methylene-1-piperidinio)methyl group or a (1-quinuclidinio)methyl group | Hiroshi Yamauchi, Isao Sugiyama, Seiichiro Nomoto, Takashi Kamiya, Yoshimasa Machida +1 more | 1988-05-31 |
| 4698336 | 3-(pyrrolidinio)methyl-3-cephem derivatives | Seiichiro Nomoto, Takashi Kamiya, Hiroshi Yamauchi, Isao Sugiyama, Yoshimasa Machida +1 more | 1987-10-06 |
| 4633328 | Picture scanning and recording method | Noriyuki Shimano | 1986-12-30 |
| 4602031 | Anti-depressant imidazoles, compositions and use | Motosuke Yamanaka, Kiyomi Yamatsu, Takako Fujimoto | 1986-07-22 |
| 4598553 | Combustor for gas turbine | Yoji Ishibashi, Takashi Ohmori, Yoshimitsu Minakawa, Michio Kuroda | 1986-07-08 |
| 4556580 | Method of repairing pipes laid underground | Takashi Kamuro, Hisao Ootsuga, Motoyuki Koga | 1985-12-03 |
| 4546176 | 7-Carboxymethoxyphenylacetamido-3-cephem derivatives and antibacterial preparations containing the same | Yoshimasa Machida, Shigeto Negi, Seiichiro Nomoto, Takashi Kamiya, Kyosuke Kitoh | 1985-10-08 |
| 4533669 | Anti-depressant imidazoles | Motosuke Yamanaka, Kiyomi Yamatsu, Takako Fujimoto | 1985-08-06 |
| 4513145 | 2-Methylchromone derivatives and process for their preparation | Shigeto Negi, Seiichiro Nomoto, Takashi Kamiya, Yoshimasa Machida, Kyosuke Kitoh | 1985-04-23 |
| 4468394 | Cephalosporin compounds | Yoshimasa Machida, Isao Sugiyama, Shigeto Negi, Seiichiro Nomoto, Hironori Ikuta +2 more | 1984-08-28 |
| 4448775 | 3-Carbamoyloxymethylcephem derivatives, and antibacterial drugs containing same | Shigeto Negi, Yoshimasa Machida, Hiroshi Yamauchi, Yoshikazu Hasagawa, Tamio Kawamura | 1984-05-15 |
| 4415567 | 7.alpha.-Methoxycephalosporin derivatives, and antibacterial drugs containing the same | Yoshimasa Machida, Seiichiro Nomoto, Shigeto Negi, Hironori Ikuta, Kyosuke Kitoh | 1983-11-15 |
| 4402966 | Acylaminophenyl imidazoles and anti-depressing agent containing the same | Motosuke Yamanaka, Kiyomi Yamatsu, Takako Fujimoto | 1983-09-06 |
| 4352801 | Cephem derivatives and antibacterial agents comprising said compounds | Seiichiro Nomoto, Hironori Ikuta, Yoshimasa Machida, Shigeto Negi, Isao Sugiyama +2 more | 1982-10-05 |
| 4344944 | 7-.alpha.-methoxycephalosporin derivatives, and antibacterial drugs onctaining the same | Yoshimasa Machida, Seiichiro Nomoto, Shigeto Negi, Hironori Ikuta, Kyosuke Kitoh | 1982-08-17 |
| 4331606 | N-(Substituted chromone-3-carbonyl)-phenylglycine derivatives | Seiichiro Nomoto, Hironori Ikuta, Yoshimasa Machida, Shigeto Negi, Isao Sugiyama +2 more | 1982-05-25 |
| 4321631 | Control method and device for reproducing a halftone dot cut away along a picture outline | Makoto Hirosawa, Seiya Sakamoto | 1982-03-23 |
| 4310234 | Supplementary amount of developing solution determining method for a film developer | Seiya Sakamoto, Makoto Hirosawa, Tetsuo Hohki | 1982-01-12 |
| 4309354 | Chromone derivatives | Seiichiro Nomoto, Hironori Ikuta, Yoshimasa Machida, Shigeto Negi, Isao Sugiyama +2 more | 1982-01-05 |
| 4301169 | Novel imidazole compound and anti-depressing agent containing the same | Motosuke Yamanaka, Kiyomi Yamatsu, Takako Fujimoto | 1981-11-17 |
| 4285941 | Cephalosporin compounds and antibacterial drugs containing the same | Yoshimasa Machida, Seiichiro Nomoto, Shigeto Negi, Takeo Kanai, Kyosuke Kitoh +3 more | 1981-08-25 |