Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8898394 | Data migration method | Satoshi Konno, Ken-ichiroh Tango | 2014-11-25 |
| 7900807 | Conductive ball mounting apparatus and conductive ball mounting method | Kiyoaki Iida, Kazuo Tanaka, Hideaki Sakaguchi, Mitsutoshi Higashi | 2011-03-08 |
| 7703662 | Conductive ball mounting apparatus and conductive ball mounting method | Kiyoaki Iida, Kazuo Tanaka, Hideaki Sakaguchi, Mitsutoshi Higashi | 2010-04-27 |
| 7206749 | Method and system for selling content | Hideki Yamamoto, Masayuki Taniguchi, Masaki Sato, Atsushi Ikeno | 2007-04-17 |
| 6978020 | System and method for distributing digital content | Masayuki Taniguchi, Hideki Yamamoto, Masaki Sato, Atsushi Ikeno | 2005-12-20 |
| 5697676 | Shield tunnel boring machine | Yutaka Kashima, Masami Inoue | 1997-12-16 |
| 5083114 | Ground fault indicating device | Yasuhiro Nakashima, Satoshi Morikawa | 1992-01-21 |
| 5032039 | Underground excavator | Hakumi Hagimoto, Yutaka Kashima, Tsutomu Tomisawa, Kiichi Honma | 1991-07-16 |
| 4797031 | Caisson sinking method | Hakumi Hagimoto, Yutaka Kashima, Masami Inoue | 1989-01-10 |
| 4607889 | Shield tunnel boring machine | Hakumi Hagimoto, Yutaka Kashima, Masumi Inoue | 1986-08-26 |