Writing underlay that generates awakening effect
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 29, 2015
Grant Date -
Jan 2, 2014
app pub date -
Dec 14, 2011
filing date -
Dec 22, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Power of concentration of a person at a study time usually declines with the passage of time. However, a practical and concrete method of actively providing a stimulus that makes the person less drowsy, that is, a device that realizes provision of a local exercise stimulus that vibrates a part of a human body, has not been developed. The invention provides an underlay that is used as a stationery product and that generates an awakening effect, the underlay having plural shapes of protrusions and indentations at an upper surface side of the underlay.
First Claim
Family
International Classification(s)
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully