Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7394374 | Installation construction of radio communication module on vehicular license plate | Yukiomi Tanaka | 2008-07-01 |
| 7138589 | Wireless device having a battery selectively activated | Yukiomi Tanaka | 2006-11-21 |
| 6894202 | Method for producing 2,6-dimethylnaphthalene | Koji Yamamoto, Seiichi Yamamoto, Takeharu Tanaka, Masahiro Motoyuki | 2005-05-17 |
| 6525235 | Method for manufacturing 2,6-dimethylnaphthalene | Masahiro Motoyuki, Tomoki Uemura, Koji Yamamoto | 2003-02-25 |
| 6153808 | Method for separating alkylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, Yonezo Matsumoto, Hisako Nakashima, Midori Kumazawa +1 more | 2000-11-28 |
| 6018087 | Isomerization of dimethylnaphthalene to produce 2,6-dimethylnaphthalene | Masahiro Motoyuki, Koji Yamamoto, Seiichi Yamamoto, Ajit V. Sapre, John Paul Mc Williams +2 more | 2000-01-25 |
| 5523515 | Method of separating and purifying spent solvent generated in nuclear fuel cycle | Takeshi Nemoto | 1996-06-04 |
| 5510515 | Process for purifying polar vinyl compound | Toshiyuki Akizawa, Hiroyuki Hasegawa, Hitoshi Nakamura, Katsufumi Urabe, Yuichi Matsuda +1 more | 1996-04-23 |
| 5457599 | Electrolyte for electrolytic capacitors and electrolytic capacitor using the electrolyte | Yoshiteru Kuwae, Katsuji Shiono, Takaaki Kishi, Hideki Shimamoto, Hisao Nagara +1 more | 1995-10-10 |
| 4849133 | PTC compositions | Takahisa Akatsuka, Osamu Inoue, Jiro Toyama | 1989-07-18 |
| 4821153 | Electrolyte for electrolytic capacitors and electrolytic capacitor using the electrolyte | Yoshiteru Kuwae, Katsuji Shiono, Takaaki Kishi, Hideki Shimamoto, Hisao Nagara +1 more | 1989-04-11 |