Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5723388 | Prepreg of ultra-high-molecular-weight polyethylene | Seizo Kobayashi, Kazutosi Nomiyama, Yoshimu Iwanami, Sumio Yoshida, Kazuhiko Kurihara | 1998-03-03 |
| 5702657 | Method for the continuous production of a polyethylene material having high strength and high modulus of elasticity | Sumio Yoshida, Takashi Komazawa, Kazuhiko Kurihara | 1997-12-30 |
| 5612125 | Process for producing prepreg | Seizo Kobayashi, Kazutosi Nomiyama, Yoshimu Iwanami, Sumio Yoshida, Kazuhiko Kurihara | 1997-03-18 |
| 5578373 | Split polyethylene stretched material and process for producing the same | Seizo Kobayashi, Takashi Mizoe, Yoshimu Iwanami, Osamu Otsu, Shigeki Yokoyama +1 more | 1996-11-26 |
| 5382773 | Apparatus and method for fabricating a perforated web by light | Kazuhiko Kurihara, Shoichi Yazawa, Yuki Kuroiwa, Shuichi Murakami | 1995-01-17 |
| 5312500 | Non-woven fabric and method and apparatus for making the same | Kazuhiko Kurihara, Shigezou Kojima, Toshikazu Oishi | 1994-05-17 |
| 5307609 | Apparatus for wrapping and method therefor | Akihide Kurata, Katsuaki Wakahara, Kazuhiko Kurihara, Toshikazu Oishi, Shuichi Murakami +2 more | 1994-05-03 |
| 5300166 | Apparatus for manufacturing a web and method | Kintaro Aihara, Tadashi Honda, Masashi Kobayashi, Hideyo Rohyama, Kazuhiko Kurihara +1 more | 1994-04-05 |
| 5290377 | Method for producing reticular nonwoven fabric | Kintaro Aihara, Tadashi Honda, Masashi Kobayashi, Hideyo Rohyama, Kazuhiko Kurihara +1 more | 1994-03-01 |
| 5259097 | Stretching machine | Kintaro Aihara, Tadashi Honda, Masashi Kobayashi, Hideyo Rohyama, Kazuhiko Kurihara +1 more | 1993-11-09 |
| 5240160 | Rotary splitting tool to fabricate a fibrillated web | Hirotsune Okada, Tsutomu Matsuzaki, Kazuhiko Kurihara, Toshikazu Ohishi | 1993-08-31 |
| 5232533 | Method for heat-setting cross-laminated non-woven fabrics | Haruhisa Tani, Kazuhiko Kurihara, Toshikazu Ohishi | 1993-08-03 |
| 5106558 | Method for continuous preparation of polyethylene material having high strength and high modulus of elasticity | Keizo Kobayashi, Takashi Mizoe, Yoshimu Iwanami, Shigeki Yokoyama, Keiji Jimbo +2 more | 1992-04-21 |
| 5106555 | Process for the continuous production of high-strength and high-modulus polyethylene material | Seizo Kobayashi, Takashi Mizoe, Yoshimu Iwanami, Shigeki Yokoyama, Kazuhiko Kurihara +1 more | 1992-04-21 |
| 4992124 | Method of making cross-laminated stretched non-woven fabric | Kazuhiko Kurihara, Shigezou Kojima, Haruhisa Tani, Setsuya Tsuyama, Yasuo Sasaki | 1991-02-12 |
| 4499639 | Process for broadening the width of a bundle of parallel filaments having a band form | Tokio Okada, Haruhisa Tani, Shigezo Kojima, Setsuya Tsuyama, Kazuhiko Kurihara | 1985-02-19 |
| 4440700 | Process for collecting centrifugally ejected filaments | Tokio Okada, Shigezo Kojima, Haruhisa Tani, Kazuhiko Kurihara | 1984-04-03 |
| 4411722 | Method for producing a non-woven fabric of cross-laminated warp and weft webs of elongated stocks | Masahide Yazawa, by Hiroshi Yazawa, executor, Kazuhiko Kurihara, Yuki Kuroiwa, Shuichi Murakami | 1983-10-25 |
| 4349500 | Method for stretching a fibrous or film-like material | Masahide Yazawa, Haruhisa Tani, Kazuhiko Kurihara | 1982-09-14 |
| 4335070 | Method of manufacturing a reticular web having reinforced selvages | Masahide Yazawa, Haruhisa Tani, Kazuhiko Kurihara | 1982-06-15 |
| 4331624 | Method and apparatus for biaxially stretching a tubular film | Masahide Yazawa, Haruhisa Tani, Kazuhiko Kurihara | 1982-05-25 |