Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5170619 | Apparatus for producing yarn | — | 1992-12-15 |
| 5107671 | Multi-ply spun yarn and method for producing the same | Toshifumi Morihashi, Teruo Nakayama, Susumu Banba | 1992-04-28 |
| 4998407 | Method and apparatus for producing yarn | Isamu Matsui, Masao Uehara, Shoji Sakai, Yasuhiko Kubota | 1991-03-12 |
| 4942731 | Spinning method and spinning apparatus | Toshifumi Morihashi, Shoji Sakai, Teruo Nakayama, Michiaki Fujiwara | 1990-07-24 |
| 4691415 | Roller of draft apparatus | Shoji Sakai | 1987-09-08 |
| 4662859 | Resilient shaft coupling device | Shoji Sakai, Kazuhiro Nakata, Shingo TAKASHIMA | 1987-05-05 |
| 4642978 | Pneumatic spinning apparatus | — | 1987-02-17 |
| 4538329 | Draft device | Shoji Sakai, Michiaki Fujiwara, Nobunori Kubota | 1985-09-03 |
| 4535944 | Spinning machine with a doffing apparatus | Teiji Nakahara, Shoji Sakai, Michiaki Fujiwara, Nobunori Kubota | 1985-08-20 |
| 4517794 | Method of guiding yarn end in air spinning apparatus | Shoji Sakai, Michiaki Fujiwara, Nobunori Kubota | 1985-05-21 |
| 4457130 | Air spinning nozzle unit | Shoji Sakai, Michiaki Fujiwara, Nobunori Kubota, Toshifumi Morihashi | 1984-07-03 |
| 4456188 | Apparatus for slacking yarn in winder | Shoji Sakai, Michiaki Fujiwara, Nobunori Kubota | 1984-06-26 |
| 4445252 | Drafting apparatus in spinning machine | Toshifumi Morihashi, Teruo Nakayama, Shinichi Nishimura, Michiaki Fujiwara | 1984-05-01 |
| 4412413 | Air current rectifier plate on an air spinning device | Shoji Sakai, Michiaki Fujiwara, Nobunori Kubota | 1983-11-01 |