Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6306955 | Process for producing deproteinized natural rubber latex | Atsuko Kawasaki, Toshiaki Sakaki | 2001-10-23 |
| 5910567 | Process for preparing deproteinized natural rubber latex molding and deproteinizing agent for natural rubber latex | Yasuyuki Tanaka, Atsuko Ochi, Toshiaki Sakaki, Masaharu Hayashi, Kazuhiro Sekiguchi +2 more | 1999-06-08 |
| 5908893 | Process for producing deproteinized natural rubber latex | Atsuko Kawasaki, Toshiaki Sakaki | 1999-06-01 |
| 5587411 | Rubber composition and method of producing rubber products using the same composition | Toshiaki Sakaki | 1996-12-24 |
| 5569740 | Deproteinized natural rubber latex and its production process | Yasuyuki Tanaka, Kazuhiko Shibata, Kenichi Ikeda, Yuji Nishida, Masaharu Hayashi +2 more | 1996-10-29 |
| 5424021 | Method of making a shock resistant tool comprising a fiber reinforced cyclopentadiene resin matrix | Tetsuo Yamaguchi, Kunio Niwa, Masaru Kohno | 1995-06-13 |
| 5325623 | Material for making marine structure | Makoto Sakuraoka, Tetuo Morita, Akihiro Nakahara, Tomoko Noyama, Kimihiro Tanida | 1994-07-05 |
| 4526375 | Golf ball | — | 1985-07-02 |
| 4272079 | Thread wound golf ball | Michihiro Tanaka | 1981-06-09 |