Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6596896 | Process for producing aromatic carbonate | Eishin Yoshisato, Tetsuo Ban, Masaharu Muramoto, Yuzo Fujiwara, Chengguo Jia +1 more | 2003-07-22 |
| 4902334 | Regulation of plant metabolism by alpha, beta-or beta, gamma-unsaturated carboxylic acids or derivatives thereof | Shizuo Azuma, Toshiyuki Hiramatsu, Yataro Ichikawa | 1990-02-20 |
| 4846877 | Plant growth promoter and method of plant growth promotion | Shizuo Azuma, Toshiyuki Hiramatsu, Koji Nakagawa, Yataro Ichikawa | 1989-07-11 |
| 4772314 | Plant growth promoter and method of plant growth promotion | Shizuo Azuma, Toshiyuki Hiramatsu, Koji Nakagawa, Yataro Ichikawa | 1988-09-20 |
| 4759780 | Apparatus for concentrating a gas, especially oxygen, from a gaseous mixture using an ultrathin solid membrane | Takeyoshi Yamada, Shizuka Kurisu, Shizuo Azuma, Kiyoshi Sugie | 1988-07-26 |
| 4452720 | Fluorescent composition having the ability to change wavelengths of light, shaped article of said composition as a light wavelength converting element and device for converting optical energy to electrical energy using said element | Toshiaki Harada, Toshiyuki Hiramatsu | 1984-06-05 |
| 4406673 | Ultrathin solid membrane, process for production thereof, and use thereof for concentrating a specified gas in a gaseous mixture | Takeyoshi Yamada, Shizuka Kurisu, Shizuo Azuma, Kiyoshi Sugie | 1983-09-27 |
| 4393113 | Novel silicon-containing copolymer, ultrathin solid membrane composed of said copolymer, use of said solid membrane for concentrating a specified gas in a gaseous mixture, and process for producing said solid membrane | Kiyoshi Sugie, Takeyoshi Yamada | 1983-07-12 |
| 4338098 | Solid heat-generating composition | — | 1982-07-06 |
| 4330633 | Solid electrolyte | Eishin Yoshisato, Shizuo Azuma | 1982-05-18 |
| 4317742 | Oxygen scavenger composition, heat-generating composition and heat-generating structure | Eishin Yoshisato | 1982-03-02 |
| 4230595 | Oxygen scavenging and heat-generating compositions, and deoxygenating and heat-generating structures | Hiroyuki Okitsu | 1980-10-28 |
| 4209644 | Allyl acetyl derivatives of .beta., .gamma.-unsaturated aldehyde | Yataro Ichikawa, Mamoru Yamamoto | 1980-06-24 |