Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8518321 | Biaxially oriented nylon film, laminate wrapping material and process for production of biaxially oriented nylon film | — | 2013-08-27 |
| 8445626 | Biaxially oriented nylon film and process for production of biaxially oriented nylon film | — | 2013-05-21 |
| 6365248 | Easily tearable laminated barrier film and bag product using the same | Takeo Hayashi | 2002-04-02 |
| 6221502 | Easy-cleavage shrink laminate film and the bag using the same | Takeo Hayashi | 2001-04-24 |
| 5955160 | Snap zipper and a bag with the same | Kenichi Tanaka, Yoshikazu Shirai | 1999-09-21 |
| 5925305 | Oriented film easy to split and method of producing the same | Takeo Hayashi, Katsumi Utsuki, Takehiro Iwamoto | 1999-07-20 |
| 5716696 | Easy-cleavage film and a method of producing the same | Takeo Hayashi, Takehiro Iwamoto | 1998-02-10 |
| 5700091 | Snap fastener and a bag for packaging with a snap fastener | Kenichi Tanaka | 1997-12-23 |
| 5541011 | Oriented film easy to split | Takeo Hayashi, Katsumi Utsuki, Takehiro Iwamoto | 1996-07-30 |
| 5158637 | Method of and an apparatus for thermally processing crystalline thermoplastic resin film | Takeo Hayashi, Katsumi Utsuki, Masahiro Fujimoto | 1992-10-27 |
| 5094799 | Process for producing biaxially oriented nylon film | Yuichi Ohki, Takeo Hayashi, Katsumi Utsuki, Masahiro Fujimoto | 1992-03-10 |
| 4978484 | Method of and apparatus for manufacturing biaxially oriented film | Teruyuki Iwai, Hidenobu Takeichi, Yasuo Takai, Yoshinori Sasaki, Masato Masuoka +1 more | 1990-12-18 |
| 4869863 | Method of and apparatus for tubularly drawing thermoplastic resin | Teruyuki Iwai, Hidenobu Takeichi, Yasuo Takai, Yoshinori Sasaki | 1989-09-26 |
| 4734245 | Method of producing biaxially oriented film of thermoplastic resin | Hidenobu Takeichi, Takeo Hayashi | 1988-03-29 |
| 4443399 | Method of producing biaxially oriented sheet or film and apparatus therefor | Kazuhisa Kaneda, Naotaka Murakami | 1984-04-17 |