Ask Patents Meta
to customize your list.
more stack exchange communities
Start here for a quick overview of the site
Detailed answers to any questions you might have
Discuss the workings and policies of this site
tag has no wiki summary.
Here is what I see as an invalid patent. US6563040
I demonstrated a solar tracking mount I built at a Renewable Energy Fair, MREA Midwest Renewable Energy Association. in Custer. Wisconsin. Several thousand people saw it on or about June 21st 2001. A ...
Sep 22 '12 at 3:44
Duane C. Johnson
newest batteries questions feed
Search patents with Google
Hot Network Questions
Which method is overridden?
Will floating point operations on the JVM give the same results on all platforms?
matrix with Eigenvalue 1,2,3
Removing XP as a requirement to level
Are the following IF statements acceptable?
Scary Font Echo Effect
Is it OK to use while ((line = r.readLine()) != null) construct?
What's a normal personal debt / equity ratio for a highly educated person?
What is "the d20 bust," and what does "post-d20 game" mean?
A coworker beat me to resignation. How can I resign in a professional manner?
Should I learn to use LaTex to write up a History Masters Thesis?
How to prevent someone from Switching off android
What happens if I omit the pullup resistors on I2C lines?
How to teach a toddler to identify colors correctly?
Unable to use same keywords in hierarchical keywords
Custom indexOf() without String methods
Why there are no circular LCDs?
How do I stop designing and start architecting this project as suggested by my lead?
Doing all the simulations and plotting, do I deserve an authorship?
Why can't I use renice to increase a process' nice value?
Units conversion : cl to grams
Why do graphic designers / illustrators start with a large painted area?
Required but not mandatory
Word choice: poivre or piment?
more hot questions
Life / Arts
Culture / Recreation
TeX - LaTeX
Unix & Linux
Ask Different (Apple)
Geographic Information Systems
Science Fiction & Fantasy
Seasoned Advice (cooking)
Personal Finance & Money
English Language & Usage
Mi Yodeya (Judaism)
Cross Validated (stats)
Theoretical Computer Science
Meta Stack Overflow
Stack Overflow Careers
site design / logo © 2014 stack exchange inc; user contributions licensed under
cc by-sa 3.0