Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7842748 | Master batch composition, polyolefin resin composition comprising the same, and molded product thereof | Tomoaki Takebe, Yutaka Minami, Motoki Yamada | 2010-11-30 |
| 7732532 | Multi-stage propylene polymer, process for producing the same, and propylene resin composition | Ryoichi Tsunori, Yasuhiko Otsuki, Shohei Ikeda, Masayuki Shinohara | 2010-06-08 |
| 6071999 | Process for preparing styrenic resin | Kazuyoshi Fukada, Takashi Saeki | 2000-06-06 |
| 5760172 | Process for preparing styrenic resin | Kazuyoshi Fukada, Takashi Saeki | 1998-06-02 |
| 5756658 | Process for preparing styrenic resin | Kazuyoshi Fukada, Takashi Saeki | 1998-05-26 |
| 5620177 | Paper slip storage system | Takatoshi Takemoto, Noriaki Kano, Eiji Ito, Kozo Sekimoto | 1997-04-15 |
| 5570772 | Assembly for attaching a coin separator | Takatoshi Takemoto, Sakuji Yaegasi | 1996-11-05 |
| 5158591 | Optical fiber ribbon fusion-splicing device | Takeshi Yamada, Hiroyuki Taya | 1992-10-27 |
| 5156663 | Apparatus for fusion-splicing a pair of polarization maintaining optical fibers | Keinichiro Itoh, Takeshi Yamada, Mikio Yoshinuma, Yasuyuki Kato | 1992-10-20 |
| 5149350 | Apparatus for fusion-splicing a pair of polarization maintaining optical fibers | Kenichiro Itoh, Takeshi Yamada, Mikio Yoshinuma, Yasuyuki Kato | 1992-09-22 |
| 5147434 | Apparatus for fusion-splicing a pair of polarization maintaining optical fibers | Kenichiro Itoh, Takeshi Yamada, Mikio Yoshinuma, Yasuyuki Kato | 1992-09-15 |
| 5009513 | Method of measuring quantity of heat applied to optical fiber | Takeshi Yamada | 1991-04-23 |
| 4986843 | Apparatus for fusion-splicing a pair of polarization maintaining optical fibers | Kenichiro Itoh, Takeshi Yamada, Mikio Yoshinuma, Yasuyuki Kato | 1991-01-22 |
| 4978201 | Method for measuring splice loss of an optical fiber | Takeshi Yamada, Hiroyuki Taya | 1990-12-18 |
| 4945776 | Method of testing spliced portion of optical fibers | Takeshi Yamada, Hiroyuki Taya | 1990-08-07 |
| 4908677 | Method of examining the states of alignment of glass fibers of a pair of ribbon fiber cables | Takeshi Yamada | 1990-03-13 |