Some examples
-- patented designs --
( the use of asymmetry in bridge design is protected by U.S. patent #6,803,510 )

The patterns shown below are some of my early designs.
I've temporarily slowed down the development of these patterns
while I research ways in which to produce them more efficiently.

basic model - installed
more names & initials

Cello bridge

See one being made

a bridge of inverted hearts - sycamore

heart bridge - maple