Issued Patents All Time
Showing 101–125 of 131 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5110703 | Carrier for developer | Ikutaroh Nagatsuka, Chiaki Suzuki, Masayuki Takeda, Takayoshi Aoki | 1992-05-05 |
| 5106715 | Toner composition with polyethylene and inorganic external additive | Chiaki Suzuki, Ikutaroh Nagatsuka, Koichi Kumashiro, Masao Mochizuki | 1992-04-21 |
| 5097061 | Method for preparing .alpha.-(4-isobutylphenyl)propionic acid or its precursor | Isoo Shimizu, Yuuichi Tokumoto, Kazumichi Uchida | 1992-03-17 |
| 5081279 | Production of .alpha.-(3-benzoylphenyl)propionic acid derivative | Isoo Shimizu, Yoshihisa Inomata | 1992-01-14 |
| 5026939 | Method for producing 4-isobutylstyrene | Isoo Shimizu, Yoshihisa Inomata | 1991-06-25 |
| 5013626 | Carrier of a magnetic powder dispersed type | Takayoshi Aoki, Ikutaroh Nagatsuka, Masao Mochizuki | 1991-05-07 |
| 4999450 | Process for preparing alpha-(3-benzylphenyl) propionic acid derivative | Isoo Shimizu, Yutaka Arai | 1991-03-12 |
| 4982007 | Process for selectively hydroformulating diolefin | Isoo Shimizu, Yutaka Arai | 1991-01-01 |
| 4967009 | Method for oxidizing unsaturated aromatic compounds | Isoo Shimizu, Kouichi Iwamoto | 1990-10-30 |
| 4965160 | Electrophotographic developer carrier particles coated with binder resin | Ikutaroh Nagatsuka, Masayuki Takeda, Chiaki Suzuki, Takayoshi Aoki | 1990-10-23 |
| 4937375 | (Phenylethenyl)phenylpropionic acid and its ester, and method for producing (benzoylphenyl)propionic acid or its ester | Isoo Shimizu, Yutaka Arai | 1990-06-26 |
| 4922052 | (Vinylphenyl)phenylmethane and method for producing (benzoylphenyl) propionic acid | Isoo Shimizu, Yutaka Arai | 1990-05-01 |
| 4914242 | Process for preparing 3-ethylbenzophenone | Isoo Shimizu, Yutaka Arai | 1990-04-03 |
| 4912004 | Carrier for developer | Ikutaroh Nagatsuka, Masayuki Takeda, Emi Takahashi, Takayoshi Aoki | 1990-03-27 |
| 4908473 | Process for selectively hydroesterifying diolefin | Isoo Shimizu, Yutaka Arai | 1990-03-13 |
| 4889952 | (Phenylethenyl) phenylpropionaldehyde and method for producing (benzolyphenyl) propionic acid using the same | Isoo Shimizu, Yutaka Arai | 1989-12-26 |
| 4885419 | 1,2-Di(4-isobutylphenyl)hydrocarbon and its preparation and uses as intermediate | Isoo Shimizu, Yoshihisa Inomata | 1989-12-05 |
| 4868083 | Developer carrier and process for producing the same | Ikutaroh Nagatsuka, Masayuki Takeda, Chiaki Suzuki, Takayoshi Aoki | 1989-09-19 |
| 4859558 | Composition with fatty acid bisamide powder developer | Takayoshi Aoki, Masayuki Takeda, Chiaki Suzuki, Ikutaroh Nagatsuka | 1989-08-22 |
| 4836966 | Binder for ceramics | Isoo Shimuzu, Yoshihisa Inomata | 1989-06-06 |
| 4835337 | Method for producing m-ethyldiphenyls | Isoo Shimizu, Kazumichi Uchida | 1989-05-30 |
| 4827065 | Method of producing p-isobutylstyrene and a starting compound therefor | Isoo Shimizu, Ryotaro Hirano, Hideki Nomura, Kazumichi Uchida, Atsushi Sato | 1989-05-02 |
| 4822934 | 1-(3-Vinylphenyl)-1-phenylhydrocarbons and method for producing the same | Isoo Shimizu, Yutaka Arai | 1989-04-18 |
| 4814494 | Method for producing (aryl substituted) carboxylic acid or its salt | Isoo Shimizu, Yoshihisa Inomata | 1989-03-21 |
| 4761508 | 1,1-(3-ethylphenyl)phenylethylene and method for preparing it | Isoo Shimizu, Shigenobu Kawakami, Atsushi Sato | 1988-08-02 |