Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8956482 | Ceramics composite member and method of producing the same | Shoko Suyama, Yoshiyasu Ito, Norihiko Handa | 2015-02-17 |
| 8360139 | Ceramics heat exchanger | Takanari Inatomi, Yasuhiro Sakai, Shoko Suyama, Ryutaro Hino, Atsuhiko Terada +3 more | 2013-01-29 |
| 8272429 | Heat exchanger | Takanari Inatomi, Yuko Kitajima, Kenjiro Fukamichi, Hiroshi Nakamura | 2012-09-25 |
| 7981168 | Compact heat exchanger made of ceramics having corrosion resistance at high temperature | Shintaro Ishiyama | 2011-07-19 |
| 7168481 | Compact heat exchanger made of ceramics having corrosion resistance at high temperature | Shintaro Ishiyama | 2007-01-30 |
| 7128487 | Mechanical pencil | Masaki Shigemori, Hidetoshi Kodama | 2006-10-31 |
| 6705789 | Mechanical pencil | Toshiro Henmi, Tsukasa Sasaki | 2004-03-16 |
| 6065889 | Side-knock type mechanical pencil | Souji Onuki | 2000-05-23 |
| D421772 | Mechanical pencil | — | 2000-03-21 |