Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11890797 | Method for preparing unsintered polytetrafluoroethylene film and porous film thereof | Michiko Sawai, Asami Masuda, Shigemi Oikawa | 2024-02-06 |
| 11554458 | Polishing head, wafer polishing apparatus using the same, and wafer polishing method using the same | Yuki Nakano, Katsuhisa SUGIMORI, Kazuaki Kozasa, Jiro Kajiwara, Takayuki Kihara +1 more | 2023-01-17 |
| 10547147 | Plug connector and adapter with thermal protection circuit to discontinue current supply when overheating occurs | Keiichi Taniguchi | 2020-01-28 |
| 10340169 | Antireflection member and orienter apparatus having a third plate part with a second notch part and an antireflection surface | — | 2019-07-02 |
| 9809531 | Production method of fatty acid ester | Nobuhiko Okada, Taichi Homma, Kazuyuki Harima | 2017-11-07 |
| 8545712 | Semiconductor wafer manufacturing method | Hiroshi Takai, Kenji Satomura, Yuichi Nakayoshi, Kouji Mizowaki | 2013-10-01 |
| 8252949 | Process for producing fatty acid esters | Yuichiro Seki, Takanobu Katayama | 2012-08-28 |
| 7767035 | Metallic magnetic material for magnetic element of a choke coil and SMD choke coil | Namio Sato, Yotaro Toyoshima | 2010-08-03 |
| 6987224 | Polytetrafluoroethylene mixed powder used for insulation of product for high frequency signal transmission and product for high frequency signal transmission using the same | Hiroyuki Yoshimoto, Kazuo Ishiwari, Shinichi Yano | 2006-01-17 |
| 6509487 | Process for producing lower alkyl fatty esters | Nobuhiro Tatsumi, Takanobu Katayama, Osamu Tabata, Taku Mimura, Noriaki Fukuoka | 2003-01-21 |
| 6479143 | Heat-meltable fluororesin fibers | Shinji Tamaru, Jun Asano | 2002-11-12 |
| 6416896 | Material for electrode comprising a non-woven fabric composed of a fluorine-containing resin fiber | Shinji Tamaru, Jun Asano | 2002-07-09 |
| 6355135 | Method of laminating gas permeable sheet material | Osamu Inoue, Toshio Kusumi, Jun Asano, Osamu Tanaka, Shinichi Chaen +1 more | 2002-03-12 |
| 6235388 | Fibrous materials of fluororesins and deodorant and antibacterial fabrics made by using the same | Jun Asano, Toshio Kusumi | 2001-05-22 |
| 6156681 | Multi layered felt, member formed of same, and method of manufacturing same | Shinji Tamaru, Jun Asano | 2000-12-05 |
| 6133165 | Bulky polytetrafluoroethylene filament and split yarn, method of producting thereof, method of producing cotton-like materials by using said filament or split yarn and filter cloth for dust collection | Shinji Tamaru, Jun Asano | 2000-10-17 |
| 6117556 | Tape for sealing screw joints | Shinji Tamaru | 2000-09-12 |
| 5998022 | Polytetrafluoroethylene cotton-like materials | Shinji Tamaru, Shinichi Chaen, Jun Asano | 1999-12-07 |
| 5912077 | Cotton-like mixed materials, non-woven fabrics obtained therefrom and process for production thereof | Shinji Tamaru, Jun Asano | 1999-06-15 |
| 5834528 | Polytetrafluoroethylene porous composite film | Osamu Tanaka, Osamu Inoue, Toshio Kusumi, Shinichi Chaen, Jun Asano +1 more | 1998-11-10 |
| 5807633 | Polytetrafluoroethylene composite fiber, cotton-like materials obtained therefrom and processes for production thereof | Shinji Tamaru, Shinichi Chaen, Jun Asano | 1998-09-15 |
| 5772884 | Porous polytetrafluoroethylene film and process for preparation thereof | Osamu Tanaka, Toshio Kusumi, Jun Asano, Osamu Inoue, Shinichi Chaen +2 more | 1998-06-30 |
| 5688836 | Polytetrafluoroethylene porous material and process for production of the same | Osamu Tanaka, Hirofumi Onogi | 1997-11-18 |
| 5562986 | Polytetrafluoroethylene fibers, polytetrafluoroethylene materials and process for preparation of the same | Osamu Tanaka, Osamu Inoue, Toshio Kusumi, Shinichi Chaen, Jun Asano +1 more | 1996-10-08 |
| D366106 | Air filter | Osamu Tanaka, Osamu Inoue, Toshio Kusumi, Shinichi Chaen, Jun Asano +1 more | 1996-01-09 |