Cheese Grater
I f you want to find out why we need a new style grater this past one hundred years just follow my links for documents, photos and the patent application. May I suggest you get comfortable, grab something to drink, because believe it or not, it takes eighteen pages and fifteen drawings to patent this grater concept?

Battery Status Disc
The concept is an indicator that can be used on most cylindrical rechargeable batteries as currently manufactured today, also known as cells. My observation has been while utilizing these types of batteries is that the problem of keeping track of the charged batteries and the discharged batteries has till now been very inconvenient. Now comes the battery status disc.