Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4552837 | Silver halide photographic emulsions | Masaki Okazaki, Osami Tanabe, Satoshi Nagaoka, Toshinao Ukai | 1985-11-12 |
| 4552828 | Direct positive silver halide photographic emulsion | Ichizo Toya, Haruo Takei | 1985-11-12 |
| 4544628 | Silver halide photographic emulsion | Satoshi Nagaoka, Masaki Okazaki | 1985-10-01 |
| 4536473 | Silver halide photographic light-sensitive material | — | 1985-08-20 |
| 4534046 | Flow quantity measuring apparatus | — | 1985-08-06 |
| 4532600 | Electronic integrating meter | Ryoji Gamo | 1985-07-30 |
| 4518689 | Spectrally sensitized inner latent image type silver halide photographic emulsions | Yasuhiro Noguchi | 1985-05-21 |
| 4518685 | Silver halide photographic light-sensitive material | Morio Yagihara, Akihiko Ikegawa, Mitsunori Ono | 1985-05-21 |
| 4513081 | Silver halide photographic emulsion | Masaki Okazaki, Osami Tanabe, Satoshi Nagaoka, Keizo Kimura, Makoto Umemoto | 1985-04-23 |
| 4493889 | Silver halide photographic light-sensitive materials | Satoshi Nagaoka, Masaki Okazaki | 1985-01-15 |
| 4472615 | Contact switching device | Katsuaki Itoh | 1984-09-18 |
| 4429050 | Competitive immunochemical measurement of plural trace components involving spectral sensitizing dye labels | Yukio Yasuda, Nobuhito Masuda, Masaki Okazaki, Nobuo Hiratsuka | 1984-01-31 |
| 4414325 | Method for measurement of trace enzyme | Nobuhito Masuda, Masaki Okazaki, Hajime Makiuchi | 1983-11-08 |
| 4405711 | Analysis element for immunochemical measurement of trace components and method for immunochemical measurement using the same | Nobuhito Masuda, Shigeru Nagatomo | 1983-09-20 |
| 4404289 | Method for immunochemical measurement of trace components | Nobuhito Masuda, Shigeru Nagatomo | 1983-09-13 |
| 4362813 | Silver halide photographic emulsions | Tadashi Ikeda, Haruo Takei, Masaki Okazaki, Yasuo Aotsuka | 1982-12-07 |
| 4337063 | Competitive immunoassay using spectral sensitizer label | Nobuhito Masuda, Nobuo Hiratsuka, Takushi, both of Miyazako, Tadashi Ikeda | 1982-06-29 |
| 4337065 | Method for immunological assay using multilayer analysis sheet | Nobuo Hiratsuka, Nobuhito Masuda, Takushi Miyazako | 1982-06-29 |
| 4331444 | Competitive immunoassay using silver halide fogging agent | Nobuhito Masuda, Nobuo Hiratsuka, Takushi Miyazako, Shigeo Hirano | 1982-05-25 |
| 4286044 | Silver halide photographic materials | Haruo Takei, Noriyuki Inoue, Tadashi Ikeda, Kenichi Kuwabara | 1981-08-25 |
| 4212672 | Lithographic silver halide photosensitive material | Haruo Takei, Noriyuki Inoue | 1980-07-15 |
| 4199360 | Method for spectrally sensitizing photographic light-sensitive emulsions | Masanao Hinata, Tadao Shishido, Keiichi Adachi | 1980-04-22 |