Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6886371 | Washer having a partial washing apparatus, and washing apparatus | Shinya Takagi, Hirofumi Yoshikawa, Rie Hiramoto, Ichirou Ohshima | 2005-05-03 |
| 6820446 | Sewage disposal agent, sewage purifier, washing machine with purifier, and sewage purifying method | Hirofumi Yoshikawa, Shinya Takagi, Ichiro Ohshima, Rie Hiramoto, Mugihei Ikemizu | 2004-11-23 |
| 5280150 | Heat generating container for microwave oven | Taisuke Morino | 1994-01-18 |
| 4901537 | Solar heat collector system | Masaharu Yoshikawa, Masafumi Satomura, Syozo Tanaka, Yoshiharu Shinobu, Akira Takushima +1 more | 1990-02-20 |
| 4889601 | Selective absorption film of a solar heat collector | — | 1989-12-26 |
| 4777936 | Selective absorption film of a solar heat collector | — | 1988-10-18 |
| 4677966 | Solar heat collector assembly | — | 1987-07-07 |
| 4637374 | Selective absorption film of a solar heat collector | — | 1987-01-20 |
| 4625711 | Solar heat collector | — | 1986-12-02 |
| 4560620 | Self-cleaning coating compositions and cooking apparatus coated therewith | — | 1985-12-24 |
| 4526162 | Solar heat collector assembly | — | 1985-07-02 |
| 4504717 | Self-cleaning coating compositions and cooking apparatus coated therewith | — | 1985-03-12 |
| 4495939 | Solar heat collector with joint structure | — | 1985-01-29 |
| 4374754 | Self-cleaning coating compositions and cooking apparatus coated therewith | — | 1983-02-22 |