Issued Patents All Time
Showing 101–116 of 116 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D335147 | Writing instrument cap | Kazunori Katami | 1993-04-27 |
| 5190125 | Vacuum brake booster | Akihiko Miwa, Yuzuru Sugiura, Satoshi Kawasumi | 1993-03-02 |
| D330389 | Writing instrument cap | Kazunori Katami | 1992-10-20 |
| 5148783 | Valve actuating mechanism in four-stroke cycle engine | Tatsuya Shinkai, Younosuke Yokogi | 1992-09-22 |
| 5139760 | Amorphous silica-alumina spherical particles and process for preparation thereof | Masahide Ogawa, Kiyoshi Abe, Hiroshi Ogawa | 1992-08-18 |
| D324070 | Mechanical pencil | — | 1992-02-18 |
| 5049391 | Liposome encapsulated hemoglobin | Keisuke SAKAGUCHI | 1991-09-17 |
| 4861521 | Polymerizable liposome-forming lipid, and method for production thereof | Hiroshi Yoshioka | 1989-08-29 |
| 4856412 | Vacuum operated booster | Satoshi Kawasumi, Yuzuru Sugiura, Hiroyuki Kondo, Akihiko Miwa | 1989-08-15 |
| 4824569 | Hollow fiber for dialysis and method for manufacture thereof | Kazuaki Takahara | 1989-04-25 |
| 4626290 | Inorganic filler and process for production thereof | Tadahisa Nakazawa, Masahide Ogawa, Kiyoshi Abe | 1986-12-02 |
| 4444663 | Membrane and method for manufacture thereof | Juuro Aoyagi, Kazuaki Takahara | 1984-04-24 |
| 4274843 | Electrostatic type car air purifier | Masazumi Sone, Yukitsugu Fukumori | 1981-06-23 |
| 4245550 | Electronic air cleaner for passenger compartment of vehicle | Masazumi Sone, Yukitsugu Fukumori, Kazuo Hayashi | 1981-01-20 |
| 4227446 | Electronic air cleaner for passenger compartment of vehicle | Masazumi Sone, Yukitsugu Fukumori | 1980-10-14 |
| 4223598 | Electronic air cleaner for passenger compartment of vehicle | Masazumi Sone | 1980-09-23 |