Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9640335 | Electrode and electricity storage device | Takafumi Tsukagoshi, Yu Ohtsuka, Nobuhiko Hojo, Takakazu Yamamoto | 2017-05-02 |
| 8481674 | Polymer, semiconductor film, electrode, electrode active material, electrochemical element and electricity storage device | Takakazu Yamamoto, Takahisa Shimizu, Tomoaki Yanagida, Yu Ohtsuka, Nobuhiko Hojo | 2013-07-09 |
| 7486875 | Method of recording multiple programs over a specified time period in separate program data files | Tomochika Yamashita, Satoshi Takahashi, Atsuhiro Ono, Toshiya Takko, Nobumitsu Mabe +2 more | 2009-02-03 |
| 7462683 | Dihalide, polymer compound and method for producing the same | Takakazu Yamamoto, Takahiro Asao | 2008-12-09 |
| 7138484 | Method for producing polymerized hydrocarbon | Takakazu Yamamoto, Naoyuki Kitamura | 2006-11-21 |