Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5198335 | Integral multilayer analytical element for analysis of ammonia-forming substrate | Harumi Katsuyama, Asaji Kondo | 1993-03-30 |
| 4548906 | Integral multilayer analytical element for the analysis of ammonia or an ammonia forming substrate and a method for the detection thereof using the same | Harumi Katsuyama, Asaji Kondo | 1985-10-22 |
| 4411699 | Desensitizer compositions | Ken Iwakura, Akio Miyamoto | 1983-10-25 |
| 4411700 | Desensitizer compositions | Ken Iwakura, Akio Miyamoto, Masato Satomura | 1983-10-25 |
| 4401717 | Heat-sensitive recording material | Teppei Ikeda, Sadao Ishige, Akira Igarashi, Takekatsu Sugiyama | 1983-08-30 |
| 4181530 | Thermally developable light-sensitive material having reduced fog | Shinpei Ikenoue, Takao Masuda | 1980-01-01 |