Inventor

SCHIEWE HILMAR

DE2 patents

⚠️ This page may combine multiple inventors who share the name “SCHIEWE HILMAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONOPRESS PROD

1 patent

US5608718AMar 4, 1997

Disk-shaped optical storage medium exhibiting an identification mark, and method of making such a storage medium

SONOPRESS PROD162 citations90

(unassigned)

1 patent

US5652747AJul 29, 1997

Optical disk recording method having duration ratio between high and low levels during formation of pits

1 citations42