Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856492 | Radiant tube burner | — | 1989-08-15 |
| 4254182 | Polyester synthetic fiber containing particulate material and a method for producing an irregularly uneven random surface having recesses and projections on said fiber by chemically extracting said particulate material | Shinji Yamaguchi, Takao Akagi, Takaakira Tsuji, Katsura Maeda, Akira Kubotsu | 1981-03-03 |