Inventor
Toshikazu Fukushima
Inventor
Beijing, CN
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing50%
G06VImage or video recognition or understanding17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
G01SRadio direction-finding11%
G08GTraffic control systems6%
PatentTitleYear
8,694,275'Method, device and system for calibrating positioning device'20148,649,991'Method, device and system for calibrating positioning device'20148,423,503'Knowledge annotation result checking method and system'20138,306,769'Method, device and system for calibrating positioning device'20128,296,045'Traffic information processing apparatus and method, traffic information integrating device and method'20128,266,137'Method and apparatus for generating index as well as search method and search apparatus'20128,180,628'Apparatus and method for expanding natural language query requirement'20127,937,402'Natural language based location query system, keyword based location query system and a natural language and keyword based location query system'20117,464,326'Apparatus, method, and computer program product for checking hypertext'20087,240,061'Place name information extraction apparatus and extraction method thereof and storing medium stored extraction programs thereof and map information retrieval apparatus'20076,975,766'System, method and program for discriminating named entity'20056,189,006'Full-text index producing device for producing a full-text index and full-text data base retrieving device having the full-text index'20016,014,460'Character strings reading device'20005,940,836'Full-Text index producing device for producing a full-text index and full-text data base retrieving device having the full-text index'19995,734,749'Character string input system for completing an input character string with an incomplete input indicative sign'19985,724,457'Character string input system'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2008Patents assigned to NEC CORP (8)· patent assignee history
1998–2008Based in Tokyo, JP· patent location history
2011–2014Patents assigned to NEC CHINA CO LTD (7)· patent assignee history
2011–2014Based in Beijing, CN· patent location history
2012–2014Patents assigned to FUKUSHIMA TOSHIKAZU (6)· patent assignee history
2012–2013Patents assigned to FENG QIANGZE (3)· patent assignee history
2012–2013Patents assigned to QI HONGWEI (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC CORP | 8 | 1998–2008 |
| NEC CHINA CO LTD | 7 | 2011–2014 |
| FUKUSHIMA TOSHIKAZUself | 6 | 2012–2014 |
| FENG QIANGZE | 3 | 2012–2013 |
| QI HONGWEI | 3 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 8 | 2011–2014 |
| Tokyo, JP | 8 | 1998–2008 |