Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11568177 | Sequential data analysis apparatus and program | Shigeaki Sakurai, Rumi Hayakawa, Shigeru Matsumoto | 2023-01-31 |
| 10025789 | Data analyzing apparatus and program | Kazuyoshi Nishi, Shigeru Matsumoto, Shozo Isobe, Shigeaki Sakurai, Kyoko Makino +2 more | 2018-07-17 |
| 9449051 | Topic extraction apparatus and program | Kazuyuki Goto, Shigeru Matsumoto, Yasunari Miyabe, Mikito Kobayashi | 2016-09-20 |
| 7474597 | Writing method for optical disc, processing method for information, optical disc apparatus, and information processing apparatus | — | 2009-01-06 |
| 7416212 | Absorption structure of a container device for an instrument panel for absorbing energy applied from knees of an occupant | — | 2008-08-26 |
| 7012867 | Writing method for optical disc, processing method for information, optical disc apparatus, and information processing apparatus | Shinichi Kurobe, Shinichi Sato | 2006-03-14 |
| 4776040 | Superheterodyne receiver | Toshihito Ichikawa | 1988-10-04 |
| 4686707 | Program identifier signal receiver | Tomohisa Yokokawa, Masanori Kurosaki | 1987-08-11 |
| 4656364 | Antenna switching circuit for a diversity receiving system and branching circuit with a signal attenuation operation | Tomohisa Yokogawa, Nobuo Kanda | 1987-04-07 |