Issued Patents All Time
Showing 76–100 of 191 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6013423 | Developing solution for silver halide photographic material and method for processing silver halide photographic material by using the same | Mitsunori Hirano, Tetsuo Yoshida, Kunio Ishigaki | 2000-01-11 |
| 6005111 | Color developing agent, processing composition and color image-forming method | Masato Taniguchi, Keizo Kimura, Kazumi Nii, Shigeo Hirano | 1999-12-21 |
| 5996902 | Spray for spraying powdered material activated by pulsating vibration air and method | Yasushi Watanabe, Kimiaki Hayakawa, Sanji Tokuno | 1999-12-07 |
| 5972744 | Quantum effect device, method of manufacturing the same | Kiyoyuki Morita, Kiyoshi Araki, Yoshihiko Hirai, Koichiro Yuki | 1999-10-26 |
| 5962200 | Color developing agent, processing composition and color image-forming method | Masato Taniguchi, Keizo Kimura, Kazumi Nii, Shigeo Hirano | 1999-10-05 |
| 5945687 | Quantization functional device, quantization functional apparatus utilizing the same, and method for producing the same | Koichiro Yuki, Yoshihiko Hirai, Kiyoyuki Morita | 1999-08-31 |
| 5888852 | Method for forming semiconductor microstructure, semiconductor device fabricated using this method, method for fabricating resonance tunneling device, and resonance tunnel device fabricated by this method | Koichiro Yuki, Kiyoyuki Morita, Yoshihiko Hirai | 1999-03-30 |
| 5885757 | Aminopolycarboxylic acid chelating agent, heavy metal chelate compound thereof, photographic additive and processing method | Tadashi Inaba, Shigeo Hirano | 1999-03-23 |
| 5738978 | Method for processing silver halide color photographic material and processing composition therefor | Kazuaki Yoshida, Jun Noguchi | 1998-04-14 |
| 5739544 | Quantization functional device utilizing a resonance tunneling effect and method for producing the same | Koichiro Yuki, Yoshihiko Hirai, Masaaki Niwa, Juro Yasui, Kenji Okada +2 more | 1998-04-14 |
| 5723266 | Method of processing silver halide photosensitive material | — | 1998-03-03 |
| 5700492 | Rotary-type tabletting machine with lubricant spraying means | Yasushi Watanabe, Yoshika Sanada, Teiichi Miwa, Tomoaki Masada | 1997-12-23 |
| H1700 | Developing agent for silver halide photographic material, developing | Shinnichi Morishima | 1997-12-02 |
| 5614356 | Color developing agent, processing composition and color image-forming method | Kazumi Nii | 1997-03-25 |
| 5562802 | Method of producing a quantum device which utilizes the quantum effect | Kenji Okada, Masaharu Udagawa, Koichiro Yuki, Masaaki Niwa, Yoshihiko Hirai +1 more | 1996-10-08 |
| 5557389 | Device for separating a transfer paper utilizing a separation voltage | Masaki Sato, Hiroshi Kubota, Takatoshi Nishimura, Takashi Miyake, Hisaki Shimosaka | 1996-09-17 |
| 5543351 | Method of producing electrically insulated silicon structure | Yoshihiko Hirai, Yasuaki Terui, Masaaki Niwa, Juro Yasui, Kenji Okada +2 more | 1996-08-06 |
| 5525015 | Pneumatic transport system for powdered materials | Yoshika Sanada, Teiichi Miwa, Kazue Murata | 1996-06-11 |
| 5508152 | Method for processing a silver halide photographic material | Harumi Toyoda, deceased, Eiichi Okutsu, Tadashi Ito | 1996-04-16 |
| 5504972 | Method and apparatus for removing deposits adhering on materials | Hiroshi Tada, Yoshitaka Koishi, Yorinobu Takino, Matsui Osamu, Yoshika Sanada +2 more | 1996-04-09 |
| 5486706 | Quantization functional device utilizing a resonance tunneling effect and method for producing the same | Koichiro Yuki, Yoshihiko Hirai, Masaaki Niwa, Juro Yasui, Kenji Okada +1 more | 1996-01-23 |
| 5480492 | Method for removing organic or inorganic contaminant from silicon substrate surface | Masaharu Udagawa, Juro Yasui, Masaaki Niwa, Yoshihiko Hirai, Kenji Okada +1 more | 1996-01-02 |
| 5442826 | Apparatus for cleaning the inside of a pipe | Kazue Murata, Hiroshi Tada, Yoshitaka Koishi, Osamu Matsui, Yoshika Sanada +1 more | 1995-08-22 |
| 5444267 | Quantum device utilizing the quantum effect | Kenji Okada, Masaharu Udagawa, Koichiro Yuki, Masaaki Niwa, Yoshihiko Hirai +1 more | 1995-08-22 |
| 5405454 | Electrically insulated silicon structure and producing method therefor | Yoshihiko Hirai, Yasuaki Terui, Masaaki Niwa, Juro Yasui, Kenji Okada +2 more | 1995-04-11 |